SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2007-4768

Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly…

MEDIUM 6.8EPSS 4.10%

Does this matter?

Lower severity and a low EPSS score (4.10%). Track it; it rarely justifies an emergency change on its own.

Description

Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.

CVSS 2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
4.10% probability · 90th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
pcre/pcre
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.