Broken disclosure embargo left admins facing a fresh root-level flaw with no CVE
Kim described Dirty Frag as a “universal LPE” affecting “all major distributions” and warned that it delivers the same kind of immediate root access as the recent CopyFail mess – only this time, defenders do not even have patches to throw at the problem.
Read more…
Source: The Register News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Cybercriminals Are Making, and Demanding, More Money Than Ever
March 17, 2021
Ransomware is one of the top threats in cybersecurity and a focus area for Palo Alto Networks. The global threat intelligence team (Unit 42) and incident response team (The Crypsis Group) have partnered to create the 2021 Unit 42 Ransomware Threat Report to provide the latest insights on the top ransomware variants, ransomware payment trends ...
- Hackers are targeting telecoms companies to steal 5G secrets
March 16, 2021
A cyber-espionage campaign is targeting telecoms companies around the world with attacks using malicious downloads in an effort to steal sensitive data – including information about 5G technology – from compromised victims. Uncovered by cybersecurity researchers at McAfee, the campaign is targeting telecommunications providers in Southeast Asia, Europe and the United States. Dubbed Operation Diànxùn, researchers ...
- Spectre proof-of-concept shows how dangerous side-channel attacks against JavaScript engine can be
March 15, 2021
Google has released a proof of concept (PoC) code to demonstrate the practicality of Spectre side-channel attacks against a browser’s JavaScript engine to leak information from its memory. Google in 2018 detailed two variants of Spectre, one of which – dubbed variant 1 (CVE-2017-5753) – concerned Javascript exploitation against browsers. Spectre targeted the process in modern ...
- New Mirai Variant Targeting Network Security Devices
March 15, 2021
On Feb. 23, 2021, one of the IPs involved in the attack was updated to serve a Mirai variant leveraging CVE-2021-27561 and CVE-2021-27562, mere hours after vulnerability details were published. On March 3, 2021, the same samples were served from a third IP address, with the addition of an exploit leveraging CVE-2021-22502. Furthermore, on March ...
- COVID-19: Examining the threat landscape a year later
March 15, 2021
A year ago — everything changed. In an effort to stem the tide of a rapidly spreading pandemic, the world shut down. Shops were forced to shut their doors, and whole countries were placed on stringent lockdowns. Schools were closed around the world, with more than one billion children affected, and the vast majority of ...
- Critical Security Hole Can Knock Smart Meters Offline
March 12, 2021
Critical security vulnerabilities in Schneider Electric smart meters could allow an attacker a path to remote code execution (RCE), or to reboot the meter causing a denial-of-service (DoS) condition on the device. Schneider Electric’s PowerLogic ION/PM smart meter product line, like other smart meters, is used by consumers in their homes, but also by utility companies ...