CVE-2021-31826: 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…

PriorityP337high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

2.00%

78.3th percentile

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

6 ranges

Vendor	Product	Version range	Fixed in
debian	shibboleth-sp	< shibboleth-sp 3.2.2+dfsg1-1 (bookworm)	shibboleth-sp 3.2.2+dfsg1-1 (bookworm)
internet2	shibboleth-sp	>= 0 < 3.2.2+dfsg1-1	3.2.2+dfsg1-1
internet2	shibboleth-sp	>= 0 < 3.2.2+dfsg1-1	3.2.2+dfsg1-1
internet2	shibboleth-sp	>= 0 < 3.2.2+dfsg1-1	3.2.2+dfsg1-1
internet2	shibboleth-sp	>= 0 < 3.2.2+dfsg1-1	3.2.2+dfsg1-1
shibboleth	service_provider	>= 3.0.0 < 3.2.2	3.2.2

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

osv7.5HIGH

vendor_debian7.5HIGH

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