Vulnerability in Pcre

CVE-2007-4767

Perl-Compatible Regular Expression (PCRE) library before 7.3 does not properly compute the length of (1) a \p sequence, (2) a \P sequence, or (3) a \P{x} sequence, which allows context-dependent attackers to cause a denial of service (infinite loop or crash) or execute arbitrary code.

EPSS: 0.051 (91.4th percentile) — read the EPSS interpretation.

Affected products

  • Pcre
  • N/a — versions n/a

References