XSS in Jenkins
CVE-2019-10405
Jenkins 2.196 and earlier, LTS 2.176.3 and earlier printed the value of the "Cookie" HTTP request header on the /whoAmI/ URL, allowing attackers exploiting another XSS vulnerability to obtain the HTTP session cookie despite it being marked HttpOnly.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.653 (99.3th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.653 · newest: 0.653 · change: 0.000
Affected products
- Jenkins
- Jenkins Project — versions 2.196 and earlier, LTS 2.176.3 and earlier
Weakness classification (CWE)
Public proof-of-concept exploits
References
- jenkins.io/security/advisory/2019-09-25/ (Vendor Advisory)
- www.openwall.com/lists/oss-security/2019/09/25/3 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-10405?
- CVE-2019-10405 is a medium-severity vulnerability in Jenkins, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-09-25.
- How severe is CVE-2019-10405?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2019-10405 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.