Vulnerability · Published Jul 2, 2020 · Assigned by jenkins
CVE-2020-2207
Medium 6.1
In plain English
A medium-severity security flaw in Jenkins VncViewer 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 0.9% (higher than 59% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.9%top 41.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Jenkins VncViewer Plugin 1.7 and earlier does not escape a parameter value in the checkVncServ form validation endpoint, resulting in a reflected cross-site scripting (XSS) vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.jenkins-ci.plugins:vncviewer | 1.8 | GHSA-2j4h-cjgh-659v |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins project | Jenkins VncViewer Plugin | unspecified – through 1.7 |
References
- https://jenkins.io/security/advisory/2020-07-02/#SECURITY-1776 x_refsource_CONFIRM
- [oss-security] 20200702 Multiple vulnerabilities in Jenkins plugins mailing-list, x_refsource_MLIST