GHSA-g86p-hgx5-2pfh

Improper Authentication in Buildbot

Source: GitHub Advisory Database (reviewed) Critical CVE-2019-12300

Packages

Ecosystem	Package	Affected	Fixed in
PyPI	buildbot	< 1.8.2	1.8.2
PyPI	buildbot	>= 2.0.0, < 2.3.1	2.3.1

Details

As written in the advisory (Markdown source, shown as plain text).

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

External links from the advisory. They lead to third-party sites.

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