CVEvulnerability
CVE-2021-31826
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-04-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-476
Description
Shibboleth Service Provider 3.x before 3.2.2 is prone to a NULL pointer dereference flaw involving the session recovery feature. The flaw is exploitable (for a daemon crash) on systems not using this feature if a crafted cookie is supplied.
Affected configurations
• shibboleth service provider (>= 3.0.0 < 3.2.2)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://bugs.debian.org/987608 Mailing List, Third Party Advisory
- https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec git.shibboleth.net
- https://issues.shibboleth.net/jira/browse/SSPCPP-927 Exploit, Patch, Vendor Advisory
- https://shibboleth.net/community/advisories/secadv_20210426.txt Vendor Advisory
- https://www.debian.org/security/2021/dsa-4905 Third Party Advisory
- https://bugs.debian.org/987608 Mailing List, Third Party Advisory
- https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec git.shibboleth.net
- https://issues.shibboleth.net/jira/browse/SSPCPP-927 Exploit, Patch, Vendor Advisory
- https://shibboleth.net/community/advisories/secadv_20210426.txt Vendor Advisory
- https://www.debian.org/security/2021/dsa-4905 Third Party Advisory