CVE-2002-2253: cyrus libsieve

Vulnerability summary

CVE-2002-2253 is a high (CVSS 10.0) vulnerability in cyrus libsieve. EPSS estimates a 6.57% chance of exploitation in the next 30 days, higher than 93.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 14-10-2007
   PublishedVulnerability first disclosed.
2. 08-08-2024
   Last modifiedVulnerability information updated.

Description

Multiple buffer overflows in Cyrus Sieve / libSieve 2.1.2 and earlier allow remote attackers to execute arbitrary code via (1) a long header name, (2) a long IMAP flag, or (3) a script that generates a large number of errors that overflow the resulting error string.

• 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.