GitHub Advisoryadvisory · RubyGems
GHSA-qcm3-vfq5-wfr2 RedCloth Regular Expression Denial of Service issue
HIGH
Official page ↗
- Aliases
- CVE-2023-31606
- Ecosystem
- RubyGems
- Packages
- RedCloth
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-1333
- Reviewed
- 2023-06-06
Affected packages
• RubyGems RedCloth: < 4.3.3 → fixed in 4.3.3
Description
A Regular Expression Denial of Service (ReDoS) issue was discovered in the `sanitize_html` function of RedCloth gem. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.
Related
Alias · CVE (1)
- CVE-2023-31606 A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. vulnerability
Weakness · CWE (1)
- CWE-1333 Inefficient Regular Expression Complexity weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2023-31606 advisory
- https://github.com/jgarber/redcloth/issues/73 web
- https://github.com/jgarber/redcloth/commit/8b1327688fef8e6617792054ef299d7bc74c0a1e web
- https://github.com/e23e/CVE-2023-31606#readme web
- https://github.com/jgarber/redcloth package
- https://github.com/jgarber/redcloth/blob/v4.3.2/lib/redcloth/formatters/html.rb#L327 web
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/RedCloth/CVE-2023-31606.yml web
- https://lists.debian.org/debian-lts-announce/2023/07/msg00002.html web
- https://security.gentoo.org/glsa/202401-14 web