7.5

CVE-2021-31826

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Shibboleth ≫ Service Provider Version >= 3.0.0 < 3.2.2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2% 0.782
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

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

https://bugs.debian.org/987608
Third Party Advisory
Mailing List
https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec
https://issues.shibboleth.net/jira/browse/SSPCPP-927
Patch
Vendor Advisory
Exploit
https://shibboleth.net/community/advisories/secadv_20210426.txt
Vendor Advisory
https://www.debian.org/security/2021/dsa-4905
Third Party Advisory