CVE-2019-10410 Jenkins Log Parser Plugin vulnerable to Cross-site Scripting
Attackers with log parsing rule definition privileges can execute arbitrary scripts in victim browsers via unescaped error messages.
- 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-2019-10410?
CVE-2019-10410 is a medium-severity cross-site scripting vulnerability in Jenkins Log Parser Plugin, published on 25 Sep 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Jenkins Log Parser Plugin 2.0 and earlier did not escape an error message, resulting in a cross-site scripting vulnerability exploitable by users able to define log parsing rules.
Weakness: CWE-79
Which versions are affected by CVE-2019-10410?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:log-parser. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:log-parser Maven | All versions | 2.1 |
org.jenkins-ci.plugins:log-parser Maven | All versions | 2.1 |
Products include Jenkins Log Parser.
How do I fix CVE-2019-10410?
Upgrade org.jenkins-ci.plugins:log-parser to 2.1 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2019-10410 being exploited?
There is no known exploitation of CVE-2019-10410 in the wild and no public exploit code.
Sources
Also known as GHSA-xqqw-cqjp-52xm.