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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | buildbot | 2.0.1-2 | — |
| Debian 13 | buildbot | 2.0.1-2 | — |
| Debian 12 | buildbot | 2.0.1-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | buildbot | 2.3.1-1 | — |
| Ubuntu 18.04 LTS | buildbot | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | buildbot | < 1.8.2 | 1.8.2 | GHSA-g86p-hgx5-2pfh |
| PyPI | buildbot | >= 2.0.0, < 2.3.1 | 2.3.1 | GHSA-g86p-hgx5-2pfh |
| PyPI | buildbot | < 1.8.2 · >= 2.0.1, < 2.3.1 | 1.8.2, 2.3.1 | PYSEC-2019-6 |