When MISP before 2.4.80 is configured with X.509 certificate authentication (CertAuth) in…
Priority LOW 37CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
When MISP before 2.4.80 is configured with X.509 certificate authentication (CertAuth) in conjunction with a non-MISP external user management ReST API, if an external user provides X.509 certificate authentication and this API returns an empty value, the unauthenticated user can be granted access as an arbitrary user.
Why it matters now
EPSS 0.00926 60th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:misp-project:misp:*:*:*:*:*:*:*:* | up to 2.4.79 | Vulnerable | Misp-project |
- cpe:2.3:a:misp-project:misp:*:*:*:*:*:*:*:* Versions up to 2.4.79 Vulnerable ·Misp-project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-14337
- 2026-10-03 Alias added: GHSA-w24v-rj49-6hh3
References
More Misp-project Misp vulnerabilities
- TI-2022-23942 app/Controller/Component/IndexFilterComponent.php in MISP before 2.4.167 mishandles… CVSS 3.1CRITICAL 9.8
- TI-2025-41517 In MISP before 2.5.28, app/View/Elements/Workflows/executionPath.ctp allows XSS in the workflow execution path. CVSS 3.1CRITICAL 9.0
- TI-2023-18936 MISP 2.4.172 mishandles different certificate file extensions in server sync. CVSS 3.1HIGH 7.5
- TI-2018-14106 An issue was discovered in MISP 2.4.9x before 2.4.99. CVSS 3.0HIGH 8.8
- TI-2023-26503 An issue was discovered in MISP before 2.4.176. CVSS 3.1CRITICAL 9.8
- TI-2023-26502 An issue was discovered in MISP before 2.4.176. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2017-14337 · CVE Program
- CVE-2017-14337 · NVD
- FIRST EPSS
- GHSA-w24v-rj49-6hh3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences