CVE-2017-1000086 Missing permission checks in Jenkins Periodic Backup Plugin allow every user to change settings
Attackers with read access can modify settings, trigger backups, and delete data due to missing permission checks and CSRF vulnerabilities.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-1000086?
CVE-2017-1000086 is a high-severity missing authorization vulnerability in n/a, published on 4 Oct 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The Periodic Backup Plugin did not perform any permission checks, allowing any user with Overall/Read access to change its settings, trigger backups, restore backups, download backups, and also delete all previous backups via log rotation. Additionally, the plugin was not requiring requests to its API be sent via POST, thereby opening itself to Cross-Site Request Forgery attacks.
Weakness: CWE-862
Which versions are affected by CVE-2017-1000086?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:periodicbackup. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:periodicbackup Maven | All versions | 1.5 |
org.jenkins-ci.plugins:periodicbackup Maven | All versions | 1.5 |
Products include Jenkins Periodic Backup.
How do I fix CVE-2017-1000086?
Upgrade org.jenkins-ci.plugins:periodicbackup to 1.5 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2017-1000086 being exploited?
There is no known exploitation of CVE-2017-1000086 in the wild and no public exploit code.
Sources
Also known as GHSA-5293-3fgp-cr3x.