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  5. CVE-2021-41078

CVE-2021-41078: Nameko Arbitrary code execution due to YAML deserialization

October 19, 2021 (updated October 7, 2024)

Nameko can be tricked to perform arbitrary code execution when deserialising a YAML config file. Example:

References

  • github.com/advisories/GHSA-6p52-jr3q-c94g
  • github.com/nameko/nameko
  • github.com/nameko/nameko/releases/tag/v2.14.0
  • github.com/nameko/nameko/releases/tag/v3.0.0-rc10
  • github.com/nameko/nameko/security/advisories/GHSA-6p52-jr3q-c94g
  • github.com/pypa/advisory-database/tree/main/vulns/nameko/PYSEC-2021-383.yaml
  • nvd.nist.gov/vuln/detail/CVE-2021-41078

Code Behaviors & Features

Detect and mitigate CVE-2021-41078 with GitLab Dependency Scanning

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Affected versions

All versions starting from 3.0.0rc0 before 3.0.0rc10, all versions before 2.14.0

Fixed versions

  • 2.14.0
  • 3.0.0rc10

Solution

Upgrade to versions 2.14.0, 3.0.0rc10 or above.

Impact 7.8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-502: Deserialization of Untrusted Data

Source file

pypi/nameko/CVE-2021-41078.yml

Spotted a mistake? Edit the file on GitLab.

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