CVE-2021-31826

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/27/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

shibboleth:service_provider

Weaknesses (CWE)

CWE-476

References

https://bugs.debian.org/987608(cve@mitre.org)

https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec(cve@mitre.org)

https://issues.shibboleth.net/jira/browse/SSPCPP-927(cve@mitre.org)

https://shibboleth.net/community/advisories/secadv_20210426.txt(cve@mitre.org)

https://www.debian.org/security/2021/dsa-4905(cve@mitre.org)

https://bugs.debian.org/987608(af854a3a-2127-422b-91ae-364da2661108)

https://git.shibboleth.net/view/?p=cpp-sp.git%3Ba=commit%3Bh=5a47c3b9378f4c49392dd4d15189b70956f9f2ec(af854a3a-2127-422b-91ae-364da2661108)

https://issues.shibboleth.net/jira/browse/SSPCPP-927(af854a3a-2127-422b-91ae-364da2661108)

https://shibboleth.net/community/advisories/secadv_20210426.txt(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4905(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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