VulnerabilityModified
CVE-2023-31606
A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0.
HIGH 7.5EPSS 1.51%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 Service (DoS) via supplying a crafted payload.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.51% probability · 73th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-1333
- Affected
- promptworks/redcloth
- Source
- cve@mitre.org
References
- https://github.com/e23e/CVE-2023-31606#readmeExploit, Third Party Advisory
- https://github.com/jgarber/redclothProduct
- https://github.com/jgarber/redcloth/issues/73Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/07/msg00002.html
- https://security.gentoo.org/glsa/202401-14
- https://github.com/e23e/CVE-2023-31606#readmeExploit, Third Party Advisory
- https://github.com/jgarber/redclothProduct
- https://github.com/jgarber/redcloth/issues/73Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/07/msg00002.html
- https://security.gentoo.org/glsa/202401-14
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.