CVE-2023-50767
HIGH7.1EPSS 0.18%Jenkins Nexus Platform Plugin missing permission check
Description
Jenkins Nexus Platform Plugin 3.18.0-03 and earlier does not perform permission checks in methods implementing form validation. This allows attackers with Overall/Read permission to send an HTTP request to an attacker-specified URL and parse the response as XML. Additionally, the plugin does not configure its XML parser to prevent XML external entity (XXE) attacks, so attackers can have Jenkins parse a crafted XML response that uses external entities for extraction of secrets from the Jenkins controller or server-side request forgery. Additionally, these form validation methods do not require POST requests, resulting in a cross-site request forgery (CSRF) vulnerability. Nexus Platform Plugin 3.18.1-01 configures its XML parser to prevent XML external entity (XXE) attacks. Additionally, POST requests and Overall/Administer permission are required for the affected HTTP endpoints.
Affected packages (1)
- Maven/org.sonatype.nexus.ci:nexus-jenkins-pluginfrom 0, < 3.18.1-01
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N |
References (6)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-50767
- PATCHhttps://github.com/jenkinsci/nexus-platform-plugin
- WEBhttps://github.com/jenkinsci/nexus-platform-plugin/commit/1d5e1e9e457af5e8ce8c9a403933d6cb73542dbd
- WEBhttps://github.com/jenkinsci/nexus-platform-plugin/pull/291
- WEBhttps://www.jenkins.io/security/advisory/2023-12-13/#SECURITY-3204
- WEBhttp://www.openwall.com/lists/oss-security/2023/12/13/4