CVE-2012-5854: flashtux weechat

Vulnerability summary

CVE-2012-5854 is a high (CVSS 7.5) vulnerability in flashtux weechat. EPSS estimates a 5.54% chance of exploitation in the next 30 days, higher than 92.7% of scored vulnerabilities.

Timeline

1. 19-11-2012
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service (crash or hang) and possibly execute arbitrary code via crafted IRC colors that are not properly decoded.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.