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  5. CVE-2019-12300

CVE-2019-12300: Improper Authentication in Buildbot

May 29, 2019 (updated September 13, 2024)

Buildbot before 1.8.2 and 2.x before 2.3.1 accepts a user-submitted authorization token from OAuth and uses it to authenticate a user. If an attacker has a token allowing them to read the user details of a victim, they can login as the victim.

References

  • github.com/advisories/GHSA-g86p-hgx5-2pfh
  • github.com/buildbot/buildbot
  • github.com/buildbot/buildbot/wiki/OAuth-vulnerability-in-using-submitted-authorization-token-for-authentication
  • github.com/pypa/advisory-database/tree/main/vulns/buildbot/PYSEC-2019-6.yaml
  • lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4XLOM2K4M4723BCLHZJEX52KJXZSEVRL
  • lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7GXKO7OYLKBTXXXKF4VPHWT7GVYWFVYA
  • nvd.nist.gov/vuln/detail/CVE-2019-12300

Code Behaviors & Features

Detect and mitigate CVE-2019-12300 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 1.8.2, all versions starting from 2.0.0 before 2.3.1

Fixed versions

  • 1.8.2
  • 2.3.1

Solution

Upgrade to versions 1.8.2, 2.3.1 or above.

Impact 9.8 CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-287: Improper Authentication

Source file

pypi/buildbot/CVE-2019-12300.yml

Spotted a mistake? Edit the file on GitLab.

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