CVE-2018-6519

NameCVE-2018-6519
DescriptionThe SAML2 library before 1.10.4, 2.x before 2.3.5, and 3.x before 3.1.1 in SimpleSAMLphp has a Regular Expression Denial of Service vulnerability for fraction-of-seconds data in a timestamp.
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)
ReferencesDSA-4127-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
simplesamlphp (PTS)stretch (security), stretch1.14.11-1+deb9u2fixed
buster1.16.3-1+deb10u2fixed
buster (security)1.16.3-1+deb10u1fixed
bullseye, sid1.18.8-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
simplesamlphpsourcewheezy(not affected)
simplesamlphpsourcejessie1.13.1-2+deb8u1DSA-4127-1
simplesamlphpsourcestretch1.14.11-1+deb9u1DSA-4127-1
simplesamlphpsource(unstable)1.15.2-1

Notes

[wheezy] - simplesamlphp <not-affected> (Vulnerable code not present)
minor issue
https://simplesamlphp.org/security/201801-01
The issue lies in the simplesamlphp/saml2 part, which is
updated in 1.15.2 to the respective fixed version.
https://github.com/simplesamlphp/saml2/commit/726404bf7b4085a9eb9c9a869af1ecc146bd8f6d

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