#VU69583 Input validation error in Nokogiri - CVE-2022-29181
Published: November 24, 2022
Vulnerability identifier: #VU69583
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-29181
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Nokogiri
Nokogiri
Software vendor:
nokogiri.org
nokogiri.org
Description
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 updates from vendor's website.
External links
- 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