CVE-2021-41819

Description

CGI::Cookie.parse in Ruby through 2.6.8 mishandles security prefixes in cookie names. This also affects the CGI gem through 0.3.0 for Ruby.

Affected packages (5)

• Alpine/rubyfrom 0, < 2.7.5-r0
• Bitnami/rubyfrom 0, < 2.6.9, >= 2.7.0, < 2.7.5, >= 3.0.0, < 3.0.3
• Bitnami/ruby-minfrom 0, < 2.6.9, >= 2.7.0, < 2.7.5, >= 3.0.0, < 3.0.3
• Debian/ruby2.7from 0, < 2.7.4-1+deb11u1
• RubyGems/cgi>= 0.3.0, < 0.3.1

CVSS scores

References (17)

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