Vulnerability in Unix4lyfe Darkhttpd
CVE-2024-23771
darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/emikulic/darkhttpd/compare/v1.14...v1.15 (Product)
- github.com/emikulic/darkhttpd/commit/f477619d49f3c4de9ad59bd194265a48ddc03f04 (Patch)
- www.openwall.com/lists/oss-security/2024/01/25/1 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-23771?
- CVE-2024-23771 is a critical-severity vulnerability in Unix4lyfe Darkhttpd, classified under Observable Discrepancy. CVSS score: 9.8/10. Published 2024-01-22.
- How severe is CVE-2024-23771?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-23771 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.