Vulnerability in Promptworks Redcloth
CVE-2023-31606
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.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/jgarber/redcloth/issues/73 (Exploit, Third Party Advisory, Issue Tracking)
- github.com/jgarber/redcloth (Product)
- github.com/e23e/CVE-2023-31606 (Exploit, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/07/msg00002.html (mailing-list)
- security.gentoo.org/glsa/202401-14 (vendor-advisory)
Frequently asked questions
- What is CVE-2023-31606?
- CVE-2023-31606 is a high-severity vulnerability in Promptworks Redcloth, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2023-06-06.
- How severe is CVE-2023-31606?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-31606 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.