CVE-2020-24750

NameCVE-2020-24750
DescriptionFasterXML jackson-databind 2.x before 2.9.10.6 mishandles the interaction between serialization gadgets and typing, related to com.pastdev.httpcomponents.configuration.JndiConfiguration.
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-2638-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jackson-databind (PTS)stretch2.8.6-1+deb9u7vulnerable
stretch (security)2.8.6-1+deb9u9fixed
buster2.9.8-3+deb10u2vulnerable
buster (security)2.9.8-3+deb10u1vulnerable
bullseye, sid2.12.1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jackson-databindsourcestretch2.8.6-1+deb9u9DLA-2638-1
jackson-databindsource(unstable)2.12.1-1

Notes

[buster] - jackson-databind <no-dsa> (Minor issue)
https://github.com/FasterXML/jackson-databind/issues/2798
Starting from 2.10 series mitigated as Safe Default Typing is enabled by default
but still an issue when Default Typing is enabled.
https://github.com/FasterXML/jackson-databind/commit/6cc9f1a1af323cd156f5668a47e43bab324ae16f

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