CVE-2009-3235

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-09-17 · updated 2026-06-16
Weakness: CWE-119

Description

Multiple stack-based buffer overflows in the Sieve plugin in Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, as derived from Cyrus libsieve, allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted SIEVE script, as demonstrated by forwarding an e-mail message to a large number of recipients, a different vulnerability than CVE-2009-2632.

Affected products

dovecot: 1.0, 1.0.1, 1.0.2, 1.0.3, 1.1, 1.1.0 (+6)

References

http://dovecot.org/list/dovecot-news/2009-September/000135.html
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html
http://secunia.com/advisories/36698
http://secunia.com/advisories/36713
http://secunia.com/advisories/36904
http://support.apple.com/kb/HT3937
http://www.openwall.com/lists/oss-security/2009/09/14/3
http://www.osvdb.org/58103
http://www.securityfocus.com/bid/36377
http://www.ubuntu.com/usn/USN-838-1

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