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CVE-2020-9547: jackson-databind mishandles the interaction between serialization gadgets and typing

May 15, 2020 (updated September 14, 2023)

FasterXML jackson-databind 2.x before 2.9.10.4, 2.8.11.6, and 2.7.9.7 mishandles the interaction between serialization gadgets and typing, related to com.ibatis.sqlmap.engine.transaction.jta.JtaTransactionConfig (aka ibatis-sqlmap).

References

  • github.com/FasterXML/jackson-databind
  • github.com/FasterXML/jackson-databind/commit/9f4e97019fb0dd836533d0b6198c88787e235ae2
  • github.com/FasterXML/jackson-databind/issues/2634
  • github.com/advisories/GHSA-q93h-jc49-78gg
  • lists.apache.org/thread.html/r35d30db00440ef63b791c4b7f7acb036e14d4a23afa2a249cb66c0fd@%3Cissues.zookeeper.apache.org%3E
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  • lists.debian.org/debian-lts-announce/2020/03/msg00008.html
  • medium.com/@cowtowncoder/on-jackson-cves-dont-panic-here-is-what-you-need-to-know-54cd0d6e8062
  • nvd.nist.gov/vuln/detail/CVE-2020-9547
  • security.netapp.com/advisory/ntap-20200904-0006
  • www.oracle.com/security-alerts/cpujan2021.html
  • www.oracle.com/security-alerts/cpujul2020.html
  • www.oracle.com/security-alerts/cpuoct2020.html
  • www.oracle.com/security-alerts/cpuoct2021.html

Code Behaviors & Features

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Affected versions

All versions starting from 2.0.0 before 2.7.9.7, all versions starting from 2.8.0 before 2.8.11.6, all versions starting from 2.9.0 before 2.9.10.4

Fixed versions

  • 2.9.10.4
  • 2.8.11.6
  • 2.7.9.7

Solution

Upgrade to versions 2.7.9.7, 2.8.11.6, 2.9.10.4 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-502: Deserialization of Untrusted Data

Source file

maven/com.fasterxml.jackson.core/jackson-databind/CVE-2020-9547.yml

Spotted a mistake? Edit the file on GitLab.

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