Description

PCRE before 8.38 mishandles the /(?:|a|){100}x/ pattern and related patterns, which allows remote attackers to cause a denial of service (infinite recursion) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

Remediation

References

CVE-2015-8389

Related Vulnerabilities

Atlassian Jira CVE-2021-39122 Vulnerability (CVE-2021-39122)

Ruby on Rails Improper Input Validation Vulnerability (CVE-2011-3187)

MediaWiki Incorrect Default Permissions Vulnerability (CVE-2017-0369)

WordPress 5.0 Multiple Vulnerabilities (5.0)

Craft CMS Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-23927)

Severity

Critical

Classification

CVE-2015-8389 CWE-119 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities