VULNERABILITY INTELLIGENCE

CVE-2011-1764

CVSS score7.5 HIGH
EPSS probability3.94%
CISA KEVNot currently listed
Published2011-10-05
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

Format string vulnerability in the dkim_exim_verify_finish function in src/dkim.c in Exim before 4.76 might allow remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via format string specifiers in data used in DKIM logging, as demonstrated by an identity field containing a % (percent) character.

Weakness classification

  • CWE-134: Use of Externally-Controlled Format String

Primary references