CVE-2023-24427 Session fixation vulnerability in Jenkins Bitbucket OAuth Plugin
Attackers can hijack user sessions because the plugin fails to invalidate previous sessions upon login, allowing unauthorized access to Jenkins accounts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-24427?
CVE-2023-24427 is a critical authentication bypass vulnerability in Jenkins Bitbucket OAuth Plugin, published on 24 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Jenkins Bitbucket OAuth Plugin 0.12 and earlier does not invalidate the previous session on login.
Weakness: CWE-384
Which versions are affected by CVE-2023-24427?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:bitbucket-oauth. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:bitbucket-oauth Maven | All versions | 0.13 |
org.jenkins-ci.plugins:bitbucket-oauth Maven | All versions | 0.13 |
Products include Jenkins Bitbucket Oauth.
How do I fix CVE-2023-24427?
Upgrade org.jenkins-ci.plugins:bitbucket-oauth to 0.13 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2023-24427 being exploited?
There is no known exploitation of CVE-2023-24427 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Bitbucket OAuth Plugin
Sources
Also known as GHSA-x9q4-qwfh-9gjq.