Auth bypass in Jenkins Ansible Tower
CVE-2019-10311
A missing permission check in Jenkins Ansible Tower Plugin 0.9.1 and earlier in the TowerInstallation.TowerInstallationDescriptor#doTestTowerConnection form validation method allowed attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Jenkins Ansible Tower
- Jenkins Project Ansible Tower Plugin — versions 0.9.1 and earlier
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2019/04/30/5 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/108159 (VDB Entry, Third Party Advisory, vdb-entry)
- jenkins.io/security/advisory/2019-04-30/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-10311?
- CVE-2019-10311 is a high-severity vulnerability in Jenkins Ansible Tower, classified under Missing Authorization. CVSS score: 8.8/10. Published 2019-04-30.
- How severe is CVE-2019-10311?
- High severity. CVSS v3 base score is 8.8 out of 10.