Tag Mozilla

InfoSec Week 48, 2018

Sennheiser's HeadSetup software is installing a root certificate into the OS Trusted CA Certificate store.
They have also put a private key on a device, the same one for all users, which allows any user to perform a man-in-the-middle SSL attacks against SSL communication.
https://www.bleepingcomputer.com/news/security/sennheiser-headset-software-could-allow-man-in-the-middle-ssl-attacks/

German chat platform Knuddels.de (Cuddles) has been fined 20k€ for storing user passwords in plain text.
What is interesting is that the regional GDPR data watchdog wanted to avoid bankrupting the company. "The overall financial burden on the company was taken into account in addition to other circumstances".
https://www.theregister.co.uk/2018/11/23/knuddels_fined_for_plain_text_passwords/

Crooks are using new attack vector to spread malware, they are requesting maintainer access to a widely-used open source projects on github, then pushing compromised version to millions of people.
https://github.com/dominictarr/event-stream/issues/116

Two international cybercriminal Rings dismantled and eight defendants indicted for causing tens of millions of dollars in losses in the digital advertising fraud.
They have produced Boaxxe/Miuref & Kovter malware.
https://www.us-cert.gov/ncas/alerts/TA18-331A

Cisco Talos has discovered DNSpionage malware targeting governments and companies in the Middle East using phishing attack.
https://blog.talosintelligence.com/2018/11/dnspionage-campaign-targets-middle-east.html

The U.S. Treasury Department has sanctioned two Iranians allegedly involved in Bitcoin ransomware scheme SamSam.
They have basically put Bitcoin addresses on the Office of Foreign Assets Control’s (OFAC) sanctions list.
https://home.treasury.gov/news/press-releases/sm556

Scammers are changing the contact details for banks on Google Maps.
http://blog.abhijittomar.com/2018/10/19/google-business-claim-scam/

Almost all VPN browser extensions are in fact just a proxy and are vulnerable to a different level of IP leaks and DNS leaks.
https://blog.innerht.ml/vpn-extensions-are-not-for-privacy/

Google, Mozilla are working on letting web apps edit local user files despite warning it could be really dangerous.
https://www.techrepublic.com/article/google-mozilla-working-on-letting-web-apps-edit-files-despite-warning-it-could-be-abused-in-terrible/

The German Federal Office for Information Security, BSI, publishes Microsoft Windows 10 telemetry analysis.
https://www.ghacks.net/2018/11/23/german-federal-office-bsi-publishes-telemetry-analysis/

BlackBerry purchased Cylance, the machine-learning based anti-malware company for $1.4 billion dollars.
They plans to integrate Cylance's anti-malware solution into the BlackBerry Spark platform.
https://www.csoonline.com/article/3321746/security/blackberrys-acquisition-of-cylance-raises-eyebrows-in-the-security-community.html

The Sequoia team introduced the first release of a new Rust implementation of the OpenPGP licensed under GPL 3.0.
https://sequoia-pgp.org/blog/2018/11/26/initial-release/

InfoSec Week 47, 2018

The German government-issued identity card (nPA) SDK had a critical security vulnerability allowing an attacker to impersonate arbitrary users against affected web applications.
https://seclists.org/fulldisclosure/2018/Nov/56

One of the largest dark Web hosting service providers was hacked using the PHP vulnerability we wrote a week ago and taken offline by deleting the whole database.
More than 6500 Dark Web services were hosted there which means that literally one third of the publicly facing dark web is gone.
https://www.zdnet.com/article/popular-dark-web-hosting-provider-got-hacked-6500-sites-down/

For 30 months, internet traffic going to Australian Defense websites flowed through the China Telecom's data centers due to BGP hijacking.
"How the strange routing occurred is known. But the reasons why it persisted for so long aren't, and many involved in the situation aren't eager to directly comment."
https://www.databreachtoday.com/did-china-spy-on-australian-defense-websites-a-11714

The Computer Emergency Response Team of Ukraine (CERT-UA) and the Foreign Intelligence Service of Ukraine detected a new malware Pterodo Windows backdoor that was targeting computers at Ukrainian government agencies.
https://hackercombat.com/new-pterodo-backdoor-malware-detected-by-ukraine/

The US government is persuading wireless and internet providers in allied countries to avoid telecommunications equipment from Chinese company Huawei.
https://www.nzherald.co.nz/business/news/article.cfm?c_id=3&objectid=12165136

Mozilla published a blog post about their concern regarding the EU Terrorist Content Regulation.
https://blog.mozilla.org/netpolicy/2018/11/21/the-eu-terrorist-content-regulation-a-threat-to-the-ecosystem-and-our-users-rights/

TinkerSec security researchers published on a Twitter a great story about his insider penetration testing assignment. Really good read, he got busted.
https://threader.app/thread/1063423110513418240

The VUSec security group published ECCploit paper and an article demonstrating Rowhammer bitflip exploits on the Error-correcting Code (ECC) enabled systems.
https://www.vusec.net/projects/eccploit/

The Crypto.cat author, security researcher Nadim Kobeissi published ProtonMail encryption paper, "An Analysis of the ProtonMail Cryptographic Architecture".
https://eprint.iacr.org/2018/1121

MiSafes' Kids Watcher child-tracking smartwatches can be compromised, children can be tracked.
https://www.pentestpartners.com/security-blog/tracking-and-snooping-on-a-million-kids/

Zydis is the ultimate, open-source X86 & X86-64 decoder/disassembler library.
https://github.com/zyantific/zydis

InfoSec Week 46, 2018

Researchers at the University of California have found that GPUs are vulnerable to side-channel attacks and demonstrated multiple types of attacks. After reverse engineering Nvidia GPU, researchers were able to steal rendered password box from a browser, sniffed other browser related data and also settings from the neural network computations on a GPU in the data center.
https://www.networkworld.com/article/3321036/data-center/gpus-are-vulnerable-to-side-channel-attacks.html

Cybersecurity firm Trend Micro has analyzed a new cryptocurrency mining malware that targets Linux OS and is able to hide its processes by implementing a rootkit component.
The rootkit will replace and hooks the readdir and readdir64 application programming interfaces (APIs) of the libc library so the system is unable to monitor miner workers anymore.
https://www.trendmicro.com/vinfo/ph/security/news/cybercrime-and-digital-threats/cryptocurrency-mining-malware-targets-linux-systems-uses-rootkit-for-stealth

An Australian hacker has spent thousands of hours hacking the DRM that medical device manufacturers put on a continuous positive airway pressure (CPAP) machines to create a free tool that lets patients modify their treatment.
https://motherboard.vice.com/en_us/article/xwjd4w/im-possibly-alive-because-it-exists-why-sleep-apnea-patients-rely-on-a-cpap-machine-hacker

In 2016, Russia's Internet Research Agency used browser plugin malware called FaceMusic which "liked" Russian content and made their content popular on a social networks.
Now a Russian national living in Bulgaria has been detained on an US arrest warrant and is accused of online fraud & maintaining a computer network with servers in Dallas between Sep 2014 - Dec 2016.
https://edition.cnn.com/2018/11/10/world/russian-hacker-wanted-by-the-united-states-arrested-in-bulgaria/index.html

The European Commission has just announced trials in Hungary, Greece and Latvia of iBorderCtrl project that includes the use of an AI-based lie detection system to spot when visitors to the EU give false information about themselves and their reasons for entering the area.
https://www.privateinternetaccess.com/blog/2018/11/ai-based-lie-detection-system-at-eu-borders-will-screen-travellers-for-biomarkers-of-deceit

Troy Hunt analyzed 2FA, U2F authentication mechanisms and commented on the Google Advanced Protection enrollment procedure.
https://www.troyhunt.com/beyond-passwords-2fa-u2f-and-google-advanced-protection/

Bitwarden open source password manager has completed a thorough security audit and cryptographic analysis from the security experts at Cure53.
https://blog.bitwarden.com/bitwarden-completes-third-party-security-audit-c1cc81b6d33

According to a Censys online platform, over a million AT&T devices, probably cable modems share the same TLS private key.
https://twitter.com/nikitab/status/1062161234173288449

Researchers from Mozilla published blog on how they have designed privacy-aware Firefox Sync.
https://hacks.mozilla.org/2018/11/firefox-sync-privacy/

Two weeks ago we wrote about an attack against the OCB2 authenticated encryption scheme. It breaks integrity of OCB2.
Now there are two more papers, one breaks confidentiality and the other recovers plain text.
https://ia.cr/2018/1087
https://ia.cr/2018/1090

There is a zero day exploit "PHP_imap_open_exploit" in PHP that allows bypassing disabled exec functions by using call to imap_open.
https://github.com/Bo0oM/PHP_imap_open_exploit

InfoSec Week 35, 2018

Google started selling their Titan Security Key bundle that support FIDO standards for secure authentication. They have written the firmware by themselves, but the price should be lower for this kind of hardware.
https://store.google.com/us/product/titan_security_key_kit

Interesting three month research on hacking Australian law firms by registering expired domain names. Thousands of emails received with sensitive material.
https://medium.com/@gszathmari/hacking-law-firms-abandoned-domain-name-attack-560979e0b774

Researchers systematically retrieved 3500 AT controlling commands from over 2000 Android smartphone firmware images across 11 vendors and "demonstrated that the AT command interface contains an alarming amount of unconstrained functionality and represents a broad attack surface on Android devices."
https://atcommands.org/

Fortnite Installer created by Epic Games allowed to install anything on the customer Android phone. An Epic security engineer requested Google to delay public disclosure for the 90 days period, to allow time for the update, but Google refused.
https://m.androidcentral.com/epic-games-first-fortnite-installer-allowed-hackers-download-install-silently

US T-Mobile Database was breached, 2 millions of customers' data exposed.
https://www.databreachtoday.com/t-mobile-database-breach-exposes-2-million-customers-data-a-11420

Ars Technica published a good introductory review of the WireGuard next generation VPN software.
https://arstechnica.com/gadgets/2018/08/wireguard-vpn-review-fast-connections-amaze-but-windows-support-needs-to-happen/

WhatsApp has warned users that by using a free backup service offered by Google, messages will no longer be protected by end-to-end encryption.
https://www.zdnet.com/article/whatsapp-warns-free-google-drive-backups-are-not-encrypted/

Assured researchers published an article which provides a brief overview of the new TLS 1.3.
https://assured.se/2018/08/29/tls-1-3-in-a-nut-shell/

If you wanted to know how to use PGP in an organization of 200 people, read this blog about OpenPGP key distribution.
They are now turning the lessons learned into an Internet standard.
https://tech.firstlook.media/keylist-rfc-explainer

Mozilla Firefox 62 and newer support a new TLS API for WebExtensions.
There is now a certificate viewer leveraging new API called Certainly Something (Certificate Viewer).
https://addons.mozilla.org/en-US/firefox/addon/certainly-something/

In-depth blog spot by voidsecurity about the VirtualBox code execution vulnerability.
https://www.voidsecurity.in/2018/08/from-compiler-optimization-to-code.html

Mark Ermolov and Maxim Goryachy researchers have published a detailed walk-through for accessing an Intel's Management Engine (IME) JTAG feature, which provides debugging access to the processor.
https://github.com/ptresearch/IntelTXE-POC

InfoSec Week 29, 2018

The academics have mounted a successful GPS spoofing attack against road navigation systems that can trick humans into driving to incorrect locations. The novel part is that they are using real map data to generate plausible malicious instructions.
https://www.bleepingcomputer.com/news/security/researchers-mount-successful-gps-spoofing-attack-against-road-navigation-systems/

Folks from Cloudflare, Mozilla, Fastly, and Apple during a hackaton implemented Encrypted Server Name Indication (SNI). There are implementations in BoringSSL, NSS and picotls.
https://twitter.com/grittygrease/status/1018566026320019457

Good insight on how credit card thieves use free-to-play apps to steal and launder money from the credit cards.
https://kromtech.com/blog/security-center/digital-laundry

Chromium recently introduced Cross-Origin Read Blocking (CORB) that helps mitigate the threat of side-channel attacks (including Spectre).
https://www.chromium.org/Home/chromium-security/corb-for-developers

For anybody interested in reverse engineering, nice write up about the Smoke Loader malware bot unpacking mechanism and communication with the C&C.
https://www.cert.pl/en/news/single/dissecting-smoke-loader/

A research on how to bypass memory scanners using Cobalt Strike’s beacon payload and the gargoyle memory scanning evasion technique.
https://labs.mwrinfosecurity.com/blog/experimenting-bypassing-memory-scanners-with-cobalt-strike-and-gargoyle/

Eset researchers analyzed ongoing espionage campaign against the Ukrainian government institutions.
https://www.welivesecurity.com/wp-content/uploads/2018/07/ESET_Quasar_Sobaken_Vermin.pdf

The intercept summarized what the public has learned about Russian and U.S. spycraft from the Special Counsel Robert Mueller’s indictment of hackers.
https://theintercept.com/2018/07/18/mueller-indictment-russian-hackers/

Security researchers have uncovered a highly targeted mobile malware campaign that has been operating since August 2015 and found spying on 13 selected iPhones in India.
https://blog.talosintelligence.com/2018/07/Mobile-Malware-Campaign-uses-Malicious-MDM.html

There is an exploit for Ubuntu Linux (up to 4.17.4) where other users coredumps can be read via setgid directory and killpriv bypass.
https://www.exploit-db.com/exploits/45033/

InfoSec Week 13, 2018

The city of Atlanta government has become the victim of a ransomware attack. The ransomware message demanding a payment of $6,800 to unlock each computer or $51,000 to provide all the keys for affected systems. Employees were told to turn off their computers.
https://arstechnica.com/information-technology/2018/03/atlanta-city-government-systems-down-due-to-ransomware-attack/

The academic researchers have discovered a new side-channel attack method called BranchScope that can be launched against devices with Intel processors and demonstrated it against an SGX enclave. The patches released in response to the Spectre and Meltdown vulnerabilities might not prevent these types of attacks.
http://www.cs.ucr.edu/~nael/pubs/asplos18.pdf

Good insight into the ransomware business and how it operates, how it transfers Bitcoin funds, with data gathered over a period of two years.
The paper is named "Tracking Ransomware End-to-end"
https://www.elie.net/static/files/tracking-ransomware-end-to-end/tracking-ransomware-end-to-end.pdf

Mozilla has created a Facebook Container extension for Firefox, which should enable users to protect their online habits by sandboxing Facebook webpage.
https://blog.mozilla.org/firefox/facebook-container-extension/

Interesting article about the North Korean army of hackers operating abroad with the mission to earn money by any means necessary.
https://www.bloomberg.com/news/features/2018-02-07/inside-kim-jong-un-s-hacker-army

Unified logs in the MacOS High Sierra (up to 10.13.3) show the plain text password for APFS encrypted external volumes via disk utility application.
https://www.mac4n6.com/blog/2018/3/21/uh-oh-unified-logs-in-high-sierra-1013-show-plaintext-password-for-apfs-encrypted-external-volumes-via-disk-utilityapp

SophosLabs researchers analyzed a new Android malware which is pretending to he a legitimate QR reader application, but actually is monetizing users by showing them a flood of full-screen advertisements. More than 500k apps were installed.
https://nakedsecurity.sophos.com/2018/03/23/crooks-infiltrate-google-play-with-malware-lurking-in-qr-reading-utilities/

Brian Krebs analyzed the social network behind the recently famous Coinhive javascript cryptocurrency mining business.
https://krebsonsecurity.com/2018/03/who-and-what-is-coinhive/

CloudFlare published a Merkle Town dashboard, Certificate Transparency logs visualization tool.
https://blog.cloudflare.com/a-tour-through-merkle-town-cloudflares-ct-ecosystem-dashboard/

Facebook is tracking users' phone call information via their Android Messenger application.
https://twitter.com/i/web/status/977325434030428160

There are multiple critical vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software.
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp

New version (4.0) of the most secure operating system on the planet - Qubes OS was released.
https://www.qubes-os.org/news/2018/03/28/qubes-40/

InfoSec Week 44, 2017

There are at least 14 newly discovered vulnerabilities in the Linux kernel USB subsystem. The vulnerabilities were found by the Google syzkaller kernel fuzzer. According to the researchers, all of them can be triggered with a crafted malicious USB device in case an attacker has physical access to the machine.
http://www.openwall.com/lists/oss-security/2017/11/06/8

Mozilla will remove root certificate of the Staat der Nederlanden (State of the Netherlands) Certificate Authority from Firefox browser if the Dutch government vote a new law that grants local authorities the power to intercept Internet communication using "false keys".
https://www.bleepingcomputer.com/news/security/mozilla-wants-to-distrust-dutch-https-provider-because-of-local-dystopian-law/

Bug hunter Scott Bauer has published an in depth analysis of the Android remotely exploitable bug in the blog post named "Please Stop Naming Vulnerabilities: Exploring 6 Previously Unknown Remote Kernel Bugs Affecting Android Phones".
https://pleasestopnamingvulnerabilities.com/

Some web pages use textfield with the CSS "asterix" trick instead of the password field so they can bypass browser security warning when password field is on an unencrypted web page. Nonsense.
https://www.troyhunt.com/bypassing-browser-security-warnings-with-pseudo-password-fields/

More than 54 thousand have the same pair of 512-bit RSA keys as their DNS Zone Signing Keys.
https://lists.dns-oarc.net/pipermail/dns-operations/2017-October/016878.html

Good blog from the ElcomSoft about the history and current possibilities in the iOS and iCloud forensics.
https://blog.elcomsoft.com/2017/11/the-art-of-ios-and-icloud-forensics/

The Norwegian National Communications Authority reported GPS signal jamming activity in the Finnmark region near the Russian border.
https://twitter.com/aallan/status/926553232591159296/photo/1
https://rntfnd.org/wp-content/uploads/Norway-Comms-Auth-Report-GPS-Jamming-Sept-2017.pdf

Mac and Linux versions of the Tor anonymity software contained a flaw that can leak users real IP addresses.
https://blog.torproject.org/tor-browser-709-released

Software and HDL code for the PCILeech FPGA based devices that can be used for the Direct Memory Access (DMA) attack and forensics is now available on a GitHub. The FPGA based hardware provides full access to 64-bit memory space without having to rely on a kernel module running on the target system.
https://github.com/ufrisk/pcileech-fpga