The Dirty Pipe Vulnerability — The Dirty Pipe Vulnerability documentation
This is the story of CVE-2022-0847, a vulnerability in the Linux kernel since 5.8 which allows overwriting data in arbitrary read-only files. This leads to privilege escalation because unprivileged processes can inject code into root processes. It is similar to CVE-2016-5195 “Dirty Cow” but is easier to exploit. The vulnerability was fixed in Linux 5.16.11, 5.15.25 and 5.10.102.
Hackers leak 190GB of alleged Samsung data, source code
The Lapsus$ data extortion group leaked today a huge collection of confidential data they claim to be from Samsung Electronics, the South Korean giant consumer electronics company.
Malware now using stolen NVIDIA code signing certificates
Threat actors are using stolen NVIDIA code signing certificates to sign malware to appear trustworthy and allow malicious drivers to be loaded in Windows. This week, NVIDIA confirmed that they suffered a cyberattack that allowed threat actors to steal employee credentials and proprietary data.
Les tensions internationales actuelles causées par l’invasion de l’Ukraine par la Russie s’accompagnent d’effets dans le cyberespace. Si les combats en Ukraine sont principalement conventionnels, l’ANSSI constate l’usage de cyberattaques dans le cadre du conflit. Dans un espace numérique sans frontières, ces cyberattaques peuvent affecter des entités françaises et il convient sans céder à la panique de l’anticiper et de s’y préparer. Aussi, afin de réduire au maximum la probabilité de tels événements et d’en limiter les effets, l’ANSSI partage des bonnes pratiques de sécurité ainsi que des éléments sur la menace et invite l’ensemble des acteurs à s’en saisir. A cette fin, ce bulletin centralise et diffuse les éléments d’intérêt cyber en lien avec le contexte actuel pour favoriser le renforcement du niveau de protection de l’ensemble des entités françaises. Il sera mis à jour régulièrement.
Phishing attacks target countries aiding Ukrainian refugees
A spear-phishing campaign likely coordinated by a state-backed threat actor has been targeting European government personnel providing logistics support to Ukrainian refugees.
Destructive Malware Targeting Organizations in Ukraine
Actions to Take Today: • Set antivirus and antimalware programs to conduct regular scans. • Enable strong spam filters to prevent phishing emails from reaching end users. • Filter network traffic. • Update software. • Require multifactor authentication. Leading up to Russia’s unprovoked attack against Ukraine, threat actors deployed destructive malware against organizations in Ukraine to destroy computer systems and render them inoperable.
Ukrainian Researcher Leaks Conti Ransomware Gang Data
A Ukrainian cybersecurity researcher has released a huge batch of data that came from the internal systems of the Conti ransomware gang. The researcher released the
Hacktivists Plot Attacks on Russia With Ukraine Government's Urging
Hackers are coming to Ukraine’s aid in an effort to target Russian government websites and officials with disruptive counterattacks, according to six people involved in the activity.
Ce bulletin d’actualité exceptionnel propose une analyse des 10 vulnérabilités les plus critiques traitées par l’ANSSI au cours de l’année 2021. Document PDF
Conti ransomware group announces support of Russia, threatens retaliatory attacks
An infamous ransomware group with potential ties to Russian intelligence and known for attacking health care providers and hundreds of other targets posted a warning Friday saying it was “officially announcing a full support of Russian government.”
TrickBot malware operation shuts down, devs move to BazarBackdoor
The TrickBot malware operation has shut down after its core developers move to the Conti ransomware gang to focus development on the stealthy BazarBackdoor and Anchor malware families.
Ukraine links phishing targeting military to Belarusian hackers
The Computer Emergency Response Team of Ukraine (CERT-UA) warned today of a spearphishing campaign targeting private email accounts belonging to Ukrainian armed forces personnel.
Aquarium Leaks. Inside the GRU’s Psychological Warfare Program
In this exclusive and groundbreaking report, Free Russia Foundation has translated and published five documents from the GRU, Russia’s military intelligence agency. The documents, obtained and analyzed by Free Russia Foundation’s Director of Special Investigations Michael Weiss, details the...
New data-wiping malware used in destructive attacks on Ukraine
Cybersecurity firms have found a new data wiper used in destructive attacks today against Ukrainian networks just as Russia moves troops into regions of Ukraine.
Pegasus spyware scandal uncovered by fake image file on an iPhone
The scandal over NSO Group's Pegasus spyware was uncovered by a single fake image file mistakenly left on an activist's iPhone, a report states, a discovery that prompted international outcry over privacy.
Vodafone Portugal, one of the country’s leading telecommunications companies, said Tuesday it had been hacked though no confidential customer data was compromised
‘Zero-Click’ Hacks Are Growing in Popularity. There’s Practically No Way to Stop Them
As a journalist working for the Arab news network Alaraby, Rania Dridi said she’s taken precautions to avoid being targeted by hackers, keeping an eye out for suspicious messages and avoiding clicking on links or opening attachments from people she doesn’t know.
VMware Horizon servers are under active exploit by Iranian state hackers
Hackers aligned with the government of Iran are exploiting the critical Log4j vulnerability to infect unpatched VMware users with ransomware, researchers said on Thursday.
Apple's AirTag uncovers a secret German intelligence agency
A researcher has sent one of Apple's AirTags to a mysterious "federal authority" in Germany to locate its true offices — and to help prove that it's really part of an intelligence agency.
CrowdStrike has observed that malware targeting Linux-based systems increased by 35% in 2021. XorDDoS, Mirai and Mozi were the most common malware families.
Over the few last hours, a dozen news stories have broken about how an attacker attempted (and perhaps managed) to steal cryptocurrencies using a BGP leak.
