jenkinsci/vncviewer-plugin · Security
Reflected XSS vulnerability in Jenkins VncViewer Plugin
- GHSA ID
- GHSA-2j4h-cjgh-659v
- CVE ID
- CVE-2020-2207
- Severity
- medium
- Published
- Updated
- CVSS
- 6.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS v3
- 6.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Description
VncViewer Plugin 1.7 and earlier does not escape a parameter value in the checkVncServ form validation endpoint output.
This results in a reflected cross-site scripting (XSS) vulnerability.
VncViewer Plugin 1.8 escapes the parameter value in the output.
CWEs
- CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-2207 ↗
- https://jenkins.io/security/advisory/2020-07-02/#SECURITY-1776 ↗
- http://www.openwall.com/lists/oss-security/2020/07/02/7 ↗
- https://github.com/jenkinsci/vncviewer-plugin/commit/99b2aa3ed0857ef35de9a3aca0b0c53add3b392d ↗
- https://github.com/advisories/GHSA-2j4h-cjgh-659v ↗