CVE-2009-2632

Severity: medium (CVSS 4.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-09-08 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the SIEVE script component (sieve/script.c), as used in cyrus-imapd in Cyrus IMAP Server 2.2.13 and 2.3.14, and Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, allows local users to execute arbitrary code and read or modify arbitrary messages via a crafted SIEVE script, related to the incorrect use of the sizeof operator for determining buffer length, combined with an integer signedness error.

Affected products

Cmu Cyrus Imap Server: 2.2.13, 2.3.14

References

http://dovecot.org/list/dovecot-news/2009-September/000135.html
http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
http://secunia.com/advisories/36629
http://secunia.com/advisories/36632
http://secunia.com/advisories/36698
http://secunia.com/advisories/36713
http://secunia.com/advisories/36904
http://support.apple.com/kb/HT4077
http://www.debian.org/security/2009/dsa-1881
http://www.openwall.com/lists/oss-security/2009/09/14/3
http://www.osvdb.org/58103

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