An integer overflow vulnerability exists in the Libarchive library included in Microsoft Windows. The vulnerability is due to insufficient bounds checks on the block length of a RARVM filter used for Intel E8 preprocessing, included in the compressed data of a RAR archive.
A remote attacker could exploit this vulnerability by enticing a target user into extracting a crafted RAR archive. Successful exploitation could result in arbitrary code execution in the context of the application using the vulnerable library.
Read more…
Source: Zero Day Initiative
Related:
- Apple Pays $100.5K Bug Bounty for Mac Webcam Hack
January 31, 2022
A researcher who showed Apple how its webcams can be hijacked via a universal cross-site scripting bug (UXSS) Safari bug has been awarded what is reportedly a record $100,500 bug bounty. The bug could be used by an adversary as part of an attack to gain full access to every website ever visited by the ...
- 277,000 routers exposed to Eternal Silence attacks via UPnP
January 31, 2022
A malicious campaign known as ‘Eternal Silence’ is abusing Universal Plug and Play (UPnP) turns your router into a proxy server used to launch malicious attacks while hiding the location of the threat actors. UPnP is a connectivity protocol optionally available in most modern routers that allows other devices on a network to create port forwarding ...
- QNAP warns NAS users of DeadBolt ransomware, urges customers to update
January 27, 2022
Taiwanese network-attached storage giant QNAP urged its customers to update their systems this week after the DeadBolt ransomware was discovered targeting all NAS instances exposed to the internet. “QNAP urges all QNAP NAS users to follow the security setting instructions below to ensure the security of QNAP NAS and routers, and immediately update QTS to the ...
- Vulnerability in Apple iOS, iPad OS and MacOS could lead to disclosure of sensitive memory data
January 25, 2022
Cisco Talos recently discovered an out-of-bounds read vulnerability in Apple’s macOS and iOS operating systems that could lead to the disclosure of sensitive memory content. An attacker could capitalize on that information to aid in the exploitation of other vulnerabilities This vulnerability specifically exists in the DDS image parsing functionality of Apple’s ImageIO library that exists ...
- CISA adds 17 vulnerabilities to list of bugs exploited in attacks
January 22, 2022
This week, the Cybersecurity and Infrastructure Security Agency (CISA) added seventeen actively exploited vulnerabilities to the ‘Known Exploited Vulnerabilities Catalog. The ‘Known Exploited Vulnerabilities Catalog’ is a list of vulnerabilities that have been seen abused by threat actors in attacks and that are required to be patched by Federal Civilian Executive Branch (FCEB) agencies. “Binding Operational Directive ...
- Log4J: Microsoft discovers attackers targeting undisclosed SolarWinds vulnerability
January 21, 2022
Microsoft researchers have discovered a previously undisclosed vulnerability in the SolarWinds Serv-U software while monitoring threats related to Log4J vulnerabilities. Jonathan Bar Or explained on Twitter that while he was hunting for a Log4J exploit attempt, he noticed attacks coming from serv-u.exe. “Taking a closer looked revealed you could feed Ssrv-U with data and it’ll build a ...