Shibboleth Service Provider (SP) before 2.5.4 allows remote authenticated users to cause…
Priority LOW 23CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Shibboleth Service Provider (SP) before 2.5.4 allows remote authenticated users to cause a denial of service (crash) via a crafted SAML message.
Why it matters now
EPSS 0.01936 80th 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:shibboleth:service_provider:*:*:*:*:*:*:*:* | up to 2.5.3 | Vulnerable | Shibboleth |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
- cpe:2.3:a:shibboleth:service_provider:*:*:*:*:*:*:*:* Versions up to 2.5.3 Vulnerable ·Shibboleth
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-2684
- 2026-10-03 Alias added: GHSA-44gq-2834-6749
References
Sources
- CVE-2015-2684 · CVE Program
- CVE-2015-2684 · NVD
- FIRST EPSS
- GHSA-44gq-2834-6749 · GitHub Advisory Database · CC BY 4.0
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