CVE-2019-14439

NameCVE-2019-14439
DescriptionA Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x before 2.9.9.2. This occurs when Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the logback jar in the classpath.
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)
ReferencesDLA-1879-1, DSA-4542-1
NVD severitymedium (attack range: remote)
Debian Bugs933393

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jackson-databind (PTS)jessie2.4.2-2+deb8u4vulnerable
jessie (security)2.4.2-2+deb8u9fixed
stretch2.8.6-1+deb9u5vulnerable
stretch (security)2.8.6-1+deb9u6fixed
buster2.9.8-3vulnerable
buster (security)2.9.8-3+deb10u1fixed
bullseye, sid2.10.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jackson-databindsource(unstable)2.9.9.3-1medium933393
jackson-databindsourcebuster2.9.8-3+deb10u1mediumDSA-4542-1
jackson-databindsourcejessie2.4.2-2+deb8u8mediumDLA-1879-1
jackson-databindsourcestretch2.8.6-1+deb9u6mediumDSA-4542-1

Notes

https://github.com/FasterXML/jackson-databind/issues/2389
https://github.com/FasterXML/jackson-databind/commit/ad418eeb974e357f2797aef64aa0e3ffaaa6125b

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