Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS00dmY0LXFtdmctbWg3aM0gHQ

Cookie Prefix Spoofing in CGI::Cookie.parse

CGI::Cookie.parse in Ruby through 2.6.8 mishandles security prefixes in cookie names. This also affects the CGI gem prior to versions 0.3.1, 0.2.1, 0.1.1, and 0.1.0.1 for Ruby.

Permalink: https://github.com/advisories/GHSA-4vf4-qmvg-mh7h
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS00dmY0LXFtdmctbWg3aM0gHQ
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 2 years ago
Updated: 3 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Identifiers: GHSA-4vf4-qmvg-mh7h, CVE-2021-41819
References:

• https://nvd.nist.gov/vuln/detail/CVE-2021-41819
• https://hackerone.com/reports/910552
• https://www.ruby-lang.org/en/news/2021/11/24/cookie-prefix-spoofing-in-cgi-cookie-parse-cve-2021-41819/
• https://security.netapp.com/advisory/ntap-20220121-0003/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2021-41819.yml
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/
• https://security.gentoo.org/glsa/202401-27
• https://github.com/advisories/GHSA-4vf4-qmvg-mh7h

Blast Radius: 20.2

Affected Packages