DescriptionPySAML2 allows remote attackers to conduct XML external entity (XXE) attacks via a crafted SAML XML request or response.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs859135

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python-pysaml2 (PTS)jessie2.0.0-1+deb8u1vulnerable
jessie (security)2.0.0-1+deb8u2vulnerable
bullseye, sid, buster4.5.0-4vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - python-pysaml2 <no-dsa> (Minor issue)
[stretch] - python-pysaml2 <no-dsa> (Minor issue)
[jessie] - python-pysaml2 <no-dsa> (Minor issue)
A proper fix for this issue would be to fix the underlying issue in src:libxml2 (for the scope of the CVE)

Search for package or bug name: Reporting problems