CVE-2020-5407

Name	CVE-2020-5407
Description	Spring Security versions 5.2.x prior to 5.2.4 and 5.3.x prior to 5.3.2 contain a signature wrapping vulnerability during SAML response validation. When using the spring-security-saml2-service-provider component, a malicious user can carefully modify an otherwise valid SAML response and append an arbitrary assertion that Spring Security will accept as valid.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libspring-security-2.0-java (PTS)	jessie, jessie (lts)	2.0.7.RELEASE-3+deb8u2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency
libspring-security-2.0-java	source	wheezy	(unfixed)	end-of-life
libspring-security-2.0-java	source	jessie	(not affected)
libspring-security-2.0-java	source	(unstable)	(unfixed)

[jessie] - libspring-security-2.0-java <not-affected> (Vulnerable code introduced later)