SB2022112433 - Denial of service in Nokogiri
Published: November 24, 2022
Security Bulletin ID
SB2022112433
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2022-29181)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input passed into the XML and HTML4 SAX parsers. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://github.com/sparklemotion/nokogiri/releases/tag/v1.13.6
- https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-xh29-r2w5-wx8m
- https://github.com/sparklemotion/nokogiri/commit/db05ba9a1bd4b90aa6c76742cf6102a7c7297267
- https://securitylab.github.com/advisories/GHSL-2022-031_GHSL-2022-032_Nokogiri/
- https://security.gentoo.org/glsa/202208-29