Format String Vulnerability in Exim DKIM Logging

CVE-2011-1764 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

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.

Learn more about our Web Application Penetration Testing UK.