CVE-2007-1661

Description

Perl-Compatible Regular Expression (PCRE) library before 7.3 backtracks too far when matching certain input bytes against some regex patterns in non-UTF-8 mode, which allows context-dependent attackers to obtain sensitive information or cause a denial of service (crash), as demonstrated by the Xd and P{L}d patterns.

Risk Information

Base Score

9.1

MODERATE

Vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Score

Exploitation Probability

2.716

Associated Vulnerability

No records found

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234