CVE-2020-8840

NameCVE-2020-8840
DescriptionFasterXML jackson-databind 2.0.0 through 2.9.10.2 lacks certain xbean-reflect/JNDI blocking, as demonstrated by org.apache.xbean.propertyeditor.JndiConverter.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2111-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jackson-databind (PTS)bullseye (security), bullseye2.12.1-1+deb11u1fixed
sid, trixie, bookworm2.14.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jackson-databindsourcejessie2.4.2-2+deb8u11DLA-2111-1
jackson-databindsourcestretch2.8.6-1+deb9u7
jackson-databindsourcebuster2.9.8-3+deb10u2
jackson-databindsource(unstable)2.11.1-1

Notes

https://github.com/FasterXML/jackson-databind/issues/2620
https://github.com/FasterXML/jackson-databind/commit/914e7c9f2cb8ce66724bf26a72adc7e958992497
Starting from 2.10 series mitigated as Safe Default Typing is enabled by default
but still an issue when Default Typing is enabled.

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