Vulnerability · Published Jul 15, 2020 · Assigned by jenkins
CVE-2020-2221
Medium 5.4
In plain English
A medium-severity security flaw in Jenkins 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 1.1% (higher than 65% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)1.1%top 34.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Jenkins 2.244 and earlier, LTS 2.235.1 and earlier does not escape the upstream job's display name shown as part of a build cause, resulting in a stored cross-site scripting vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | jenkins | 2.245-r0 | ALPINE-CVE-2020-2221 |
| Alpine:v3.21 | jenkins | 2.245-r0 | ALPINE-CVE-2020-2221 |
| Alpine:v3.22 | jenkins | 2.245-r0 | ALPINE-CVE-2020-2221 |
| Alpine:v3.23 | jenkins | 2.245-r0 | ALPINE-CVE-2020-2221 |
| Alpine:v3.24 | jenkins | 2.245-r0 | ALPINE-CVE-2020-2221 |
| Maven | org.jenkins-ci.main:jenkins-core | 2.235.2 | GHSA-g4j6-m3m3-crw8 |
| Maven | org.jenkins-ci.main:jenkins-core | 2.245 | GHSA-g4j6-m3m3-crw8 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins project | Jenkins | unspecified – through 2.244unspecified – through LTS 2.235.1 |
References
- https://jenkins.io/security/advisory/2020-07-15/#SECURITY-1901 x_refsource_CONFIRM
- [oss-security] 20200715 Multiple vulnerabilities in Jenkins and Jenkins plugins mailing-list, x_refsource_MLIST