VULNERABILITY INTELLIGENCE
CVE-2011-1929
CVSS score5 MEDIUM
EPSS probability3.25%
CISA KEVNot currently listed
Published2011-05-24
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
lib-mail/message-header-parser.c in Dovecot 1.2.x before 1.2.17 and 2.0.x before 2.0.13 does not properly handle '\0' characters in header names, which allows remote attackers to cause a denial of service (daemon crash or mailbox corruption) via a crafted e-mail message.
Weakness classification
- CWE-20: Improper Input Validation