Improper handling of exceptional conditions in darkhttpd
Priority LOW 36CWE-755Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A flaw was found in darkhttpd. Invalid error handling allows remote attackers to cause denial-of-service by accessing a file with a large modification date. The highest threat from this vulnerability is to system availability.
Why it matters now
EPSS 0.01316 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | darkhttpd | versions up to and including darkhttpd-1.13-1 | — | No fix listed | CNA |
- darkhttpd Vendor— Affected versions up to and including darkhttpd-1.13-1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25691
- 2026-10-03 Alias added: GHSA-4h33-v95w-8vh4
References
More Unix4lyfe Darkhttpd vulnerabilities
- TI-2024-15771 darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication… CVSS 3.1CRITICAL 9.8
- TI-2024-15770 darkhttpd through 1.15 allows local users to discover credentials (for --auth) by listing processes and their arguments. CVSS 3.1MEDIUM 5.5
Sources
- CVE-2020-25691 · CVE Program
- CVE-2020-25691 · NVD
- FIRST EPSS
- GHSA-4h33-v95w-8vh4 · GitHub Advisory Database · CC BY 4.0
- CVE-2020-25691 · Red Hat security data · CC BY 4.0
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