Tag Electron

InfoSec Week 42, 2018

The Czech Security Intelligence Service (BIS) shuts down Hezbollah servers in the Hezbollah hacking operation. Hackers used female Facebook profiles to trick victims into installing spyware.
https://www.zdnet.com/article/czech-intelligence-service-shuts-down-hezbollah-hacking-operation/

More than 420K compromised MikroTik routers can be found on the Internet with half of them mining cryptocurrencies, according to the results of Censys scanner.
Also, there is anonymous gray-hat researcher patching them remotely.
https://twitter.com/bad_packets/status/1050533001824595968
https://www.zdnet.com/article/a-mysterious-grey-hat-is-patching-peoples-outdated-mikrotik-routers/

Fake Adobe updates are circulating that will actually update the Windows version of a plugin on your computer, but also install cryptocurrency mining malware.
https://researchcenter.paloaltonetworks.com/2018/10/unit42-fake-flash-updaters-push-cryptocurrency-miners/

According to a new research, if you're an American of European descent, there's a 60% chance you can be uniquely identified by public information in DNA databases. This is not information that you have made public; this is information your relatives have made public. https://www.schneier.com/blog/archives/2018/10/how_dna_databas.html

The Pentagon travel system has been hacked. Personal information and credit card data of at least 30K U.S. military and civilian personnel are affected.
https://www.militarytimes.com/news/your-military/2018/10/12/pentagon-reveals-cyber-breach-of-travel-records/

A PoC exploit for a Windows (CVE-2018-8495) remote code execution vulnerability that can be exploited via Microsoft Edge has been published.
https://leucosite.com/Microsoft-Edge-RCE/

There is a serious SSH bug discovered in LibSSH library.
Basically a client can bypass the authentication process by telling the server to set the internal state machine maintained by the library to authenticated.
https://www.libssh.org/security/advisories/CVE-2018-10933.txt

Electron just merged fix enabling position independent executable build (PIE) on Linux, so all Electron-Apps on Linux can soon leverage Address space layout randomization (ASLR) protection.
https://github.com/electron/electron/pull/15148

On this site, you can find "every byte of a TLS connection explained and reproduced".
Really interesting project.
https://tls.ulfheim.net/

Researcher Lance R. Vick started a spreadsheet to compare relative security, privacy, compatibility, and features of various messenger systems.
https://docs.google.com/spreadsheets/d/1-UlA4-tslROBDS9IqHalWVztqZo7uxlCeKPQ-8uoFOU/edit

Recorded Future published analysis of a Russian and Chinese illegal hacking Communities.
https://www.recordedfuture.com/russian-chinese-hacking-communities/

Firefox Nightly now supports encrypting the TLS Server Name Indication (SNI) extension, which helps prevent attackers on a network from learning users browsing history.
https://blog.mozilla.org/security/2018/10/18/encrypted-sni-comes-to-firefox-nightly/

Swedish kids can read about the DNSSEC on a milk carton.
https://twitter.com/recollir/status/1051480941171003392/photo/1

InfoSec Week 4, 2018

Electron applications designed to run on Windows that register themselves as the default handler for a protocol, like Skype, Slack and others, are vulnerable to the remote code execution vulnerability.
https://electronjs.org/blog/protocol-handler-fix

Dutch intelligence service AIVD provided the FBI with important information regarding Russian interference with the American elections. They have following the Cozy Bear APT for years.
https://www.volkskrant.nl/media/dutch-agencies-provide-crucial-intel-about-russia-s-interference-in-us-elections~a4561913/

Good blog about the exploitation of the Intel Management Engine 11 vulnerabilities. Researchers Mark Ermolov and Maxim Goryachy were able to debug and analyse most of the Intel ME processes.
http://blog.ptsecurity.com/2018/01/running-unsigned-code-in-intel-me.html

It's possible to bypass the Cloudflare protection by scanning internet for misconfigured customers' servers.
https://blog.christophetd.fr/bypassing-cloudflare-using-internet-wide-scan-data/

It is possible for an unauthenticated attacker in the LAN network to achieve remote code execution (CVE-2018-5999) in the AsusWRT router as the root user.
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/asuswrt-lan-rce.txt

The Tinder dating application is not using encryption when accessing data on a backend server. Your naked photos could be seen by a waitress in a restaurant. The geeky one.
https://www.checkmarx.com/2018/01/23/tinder-someone-may-watching-swipe-2/

Oracle has released patches for ten vulnerabilities in VirtualBox, which allows guest to host virtual machine escape.
https://www.techrepublic.com/article/10-new-vm-escape-vulnerabilities-discovered-in-virtualbox/

The guy was able to obtain TLS certificates from the Let's Encrypt certification authority for domains that he does not own, due to the TLS-SNI-01 challenge workflow in a cloud environment. Shared hosting providers like Heroku, AWS CloudFront affected.
https://labs.detectify.com/2018/01/12/how-i-exploited-acme-tls-sni-01-issuing-lets-encrypt-ssl-certs-for-any-domain-using-shared-hosting/

Blog by Joanna Rutkowska on a future Qubes Air operating system architecture roadmap. They want to provide compartmentalized secure Qubes OS as a service.
https://www.qubes-os.org/news/2018/01/22/qubes-air/

There is a cryptographic analysis of the WireGuard protocol. WireGuard is a layer 3 replacement for the IPsec, OpenVPN solutions. Interesting project.
https://eprint.iacr.org/2018/080

Nice introduction on how to fuzz TCP servers by Robert Swiecki.
http://blog.swiecki.net/2018/01/fuzzing-tcp-servers.html