RedCloth Regular Expression Denial of Service issue
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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2023-31606US | high7.5 | Exploit | ||
A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of S… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/e23e/CVE-2023-31606#readmeWEB
- https://github.com/jgarber/redclothPACKAGE
- https://github.com/jgarber/redcloth/blob/v4.3.2/lib/redcloth/formatters/html.rb#L327WEB
- https://github.com/jgarber/redcloth/commit/8b1327688fef8e6617792054ef299d7bc74c0a1eWEB
- https://github.com/jgarber/redcloth/issues/73WEB
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/RedCloth/CVE-2023-31606.ymlWEB
- https://lists.debian.org/debian-lts-announce/2023/07/msg00002.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2023-31606ADVISORY
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