FasterXML jackson-databind 2.x before 2.9.9.1 might allow attackers to have a variety of impacts by leveraging failure to block the logback-core class from polymorphic deserialization. Depending on the classpath content, remote code execution may be possible.
Fix
Public exploits 2
- MagicZer0/Jackson_RCE-CVE-2019-12384 PoC on GitHub
- jas502n/CVE-2019-12384 PoC on GitHub
Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.
Patch, vendor advisory and mitigation references on NVD 4
- https://github.com/FasterXML/jackson-databind/compare/74b90a4...a977aad Patch, Third Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html Patch, Third Party Advisory
- https://github.com/FasterXML/jackson-databind/compare/74b90a4...a977aad Patch, Third Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html Patch, Third Party Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.9 · fasterxml, debian, redhatNVD modified 2026-10-08 21:17
Affected (CPE criteria) 7
cpe:2.3:a:fasterxml:jackson-databind:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:7.7:*:*:*:*:*:*:*
References 104
- https://access.redhat.com/errata/RHSA-2019:1820 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2720 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2858 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2935 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2936 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2937 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2938 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2998 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3149 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3200 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3292 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3297 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3901 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4352 Third Party Advisory
- https://blog.doyensec.com/2019/07/22/jackson-gadgets.html Third Party Advisory
- https://doyensec.com/research.html Third Party Advisory
- https://github.com/FasterXML/jackson-databind/compare/74b90a4...a977aad Patch, Third Party Advisory
- https://lists.apache.org/thread.html/0d4b630d9ee724aee50703397d9d1afa2b2befc9395ba7797d0ccea9%40%3Cdev.tomee.apache.org%3E
- https://lists.apache.org/thread.html/2d2a76440becb610b9a9cb49b15eac3934b02c2dbcaacde1000353e4%40%3Cdev.tomee.apache.org%3E
- https://lists.apache.org/thread.html/34717424b4d08b74f65c09a083d6dd1cb0763f37a15d6de135998c1d%40%3Cdev.tomee.apache.org%3E
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- https://lists.apache.org/thread.html/5ecc333113b139429f4f05000d4aa2886974d4df3269c1dd990bb319%40%3Cdev.tomee.apache.org%3E
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- https://lists.apache.org/thread.html/87e46591de8925f719664a845572d184027258c5a7af0a471b53c77b%40%3Cdev.tomee.apache.org%3E
- https://lists.apache.org/thread.html/940b4c3fef002461b89a050935337056d4a036a65ef68e0bbd4621ef%40%3Cdev.struts.apache.org%3E
- https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3%40%3Ccommits.nifi.apache.org%3E
- https://lists.apache.org/thread.html/e0733058c0366b703e6757d8d2a7a04b943581f659e9c271f0841dfe%40%3Cnotifications.geode.apache.org%3E
- https://lists.apache.org/thread.html/ee0a051428d2c719acfa297d0854a189ea5e284ef3ed491fa672f4be%40%3Cdev.tomee.apache.org%3E
- https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E
- https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OVRZDN2T6AZ6DJCZJ3VSIQIVHBVMVWBL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXRVXNRFHJSQWFHPRJQRI5UPMZ63B544/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKUALE2TUCKEKOHE2D342PQXN4MWCSLC/
- https://seclists.org/bugtraq/2019/Oct/6 Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190703-0002/ Third Party Advisory
- https://www.debian.org/security/2019/dsa-4542 Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2020.html Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2020.html Third Party Advisory
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- https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html Patch, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1820 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2720 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2858 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2935 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2936 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2937 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2938 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2998 Third Party Advisory