CVE-2019-12300

Published: May 23, 2019Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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.

Affected (2)

Products: Buildbot: Buildbot

Buildbot

1 product

Buildbot

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Buildbot Buildbot	Before 1.8.2
Buildbot Buildbot	From 2.0.0 to 2.3.1

Related CWEs

CWE-287

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

References (6)

https://github.com/buildbot/buildbot/wiki/OAuth-vulnerability-in-using-submitted-authorization-token-for-authentication

Source: cve@mitre.org

MitigationPatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLOM2K4M4723BCLHZJEX52KJXZSEVRL/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GXKO7OYLKBTXXXKF4VPHWT7GVYWFVYA/

Source: cve@mitre.org

https://github.com/buildbot/buildbot/wiki/OAuth-vulnerability-in-using-submitted-authorization-token-for-authentication

Source: af854a3a-2127-422b-91ae-364da2661108

MitigationPatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLOM2K4M4723BCLHZJEX52KJXZSEVRL/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GXKO7OYLKBTXXXKF4VPHWT7GVYWFVYA/

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.