CVE-2021-31826

High

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.

SeverityHigh

CVSS7.5

Exploit probability—

ProductShibboleth Service Provider

PublishedApr 27, 2021

First seenApr 27, 2021

How to fix

Update

shibboleth service_provider3.2.2 or later

Vendor advisories

debian.org/security/2021/dsa-4905

Affected products

Product	Affected versions	Fixed in
shibboleth service_provider	3.0.0 ≤ v < 3.2.2	3.2.2

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.