VULNERABILITY INTELLIGENCE
CVE-2010-4777
CVSS score4.3 MEDIUM
EPSS probability6.02%
CISA KEVNot currently listed
Published2014-02-10
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:P
Description
The Perl_reg_numbered_buff_fetch function in Perl 5.10.0, 5.12.0, 5.14.0, and other versions, when running with debugging enabled, allows context-dependent attackers to cause a denial of service (assertion failure and application exit) via crafted input that is not properly handled when using certain regular expressions, as demonstrated by causing SpamAssassin and OCSInventory to crash.
Weakness classification
- CWE-20: Improper Input Validation