VULNERABILITY INTELLIGENCE
CVE-2011-2721
CVSS score5 MEDIUM
EPSS probability3.38%
CISA KEVNot currently listed
Published2011-08-05
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
Off-by-one error in the cli_hm_scan function in matcher-hash.c in libclamav in ClamAV before 0.97.2 allows remote attackers to cause a denial of service (daemon crash) via an e-mail message that is not properly handled during certain hash calculations.