CVE-2017-12621

NameCVE-2017-12621
DescriptionDuring Jelly (xml) file parsing with Apache Xerces, if a custom doctype entity is declared with a "SYSTEM" entity with a URL and that entity is used in the body of the Jelly file, during parser instantiation the parser will attempt to connect to said URL. This could lead to XML External Entity (XXE) attacks in Apache Commons Jelly before 1.0.1.
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 severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jenkins-commons-jelly (PTS)jessie1.1-jenkins-20120928-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jenkins-commons-jellysource(unstable)(unfixed)

Notes

[jessie] - jenkins-commons-jelly <ignored> (Minor issue, only used by Jenkins which got removed)
[wheezy] - jenkins-commons-jelly <ignored> (Minor issue, only used by Jenkins which got removed)
http://www.openwall.com/lists/oss-security/2017/09/27/6

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