CVE-2021-31826

Published: 27 April 2021

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.

Notes

Author	Note
sbeattie	does not affect src:shibboleth-sp2

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
shibboleth-sp Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Released (3.0.4+dfsg1-1ubuntu0.2)
	groovy	Ignored (end of life)
	hirsute	Ignored (end of life)
	impish	Not vulnerable (3.2.2+dfsg1-1)
	jammy	Not vulnerable (3.2.2+dfsg1-1)
	trusty	Does not exist
	upstream	Released (3.2.2+dfsg1-1)
	xenial	Does not exist

Severity score breakdown

Parameter	Value
Base score	7.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Bugs

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