CVE-2021-31826

Published: Apr 27, 2021Modified: Nov 21, 2024

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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 (1)

Products: Shibboleth: Service Provider

Shibboleth

1 product

Service Provider

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Shibboleth Service Provider	From 3.0.0 to 3.2.2

Related CWEs

CWE-476

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (10)

https://bugs.debian.org/987608

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec

Source: cve@mitre.org

https://issues.shibboleth.net/jira/browse/SSPCPP-927

Source: cve@mitre.org

ExploitPatchVendor Advisory

https://shibboleth.net/community/advisories/secadv_20210426.txt

Source: cve@mitre.org

Vendor Advisory

https://www.debian.org/security/2021/dsa-4905

Source: cve@mitre.org

Third Party Advisory

https://bugs.debian.org/987608