Vulnerability · Published Sep 16, 2020 · Assigned by jenkins
CVE-2020-2254
Medium 6.5
In plain English
A medium-severity security flaw in Jenkins Blue Ocean Plugin from Jenkins project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)2.1%top 18.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | io.jenkins.blueocean:blueocean | 1.23.3 | GHSA-vq7j-6pcq-f48p |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins project | Jenkins Blue Ocean Plugin | unspecified – through 1.23.2 |
References
- https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1956 x_refsource_CONFIRM
- [oss-security] 20200916 Multiple vulnerabilities in Jenkins plugins mailing-list, x_refsource_MLIST