Vulnerability in Jenkins
CVE-2020-2100
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier was vulnerable to a UDP amplification reflection denial of service attack on port 33848.
EPSS: 0.034 (87.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.
Affected products
- Jenkins
- Jenkins Project — versions unspecified
Public proof-of-concept exploits
References
- jenkinsci-cert@googlegroups.com (x_refsource_CONFIRM, Vendor Advisory)
- jenkinsci-cert@googlegroups.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- jenkinsci-cert@googlegroups.com (x_refsource_REDHAT, vendor-advisory)
- jenkinsci-cert@googlegroups.com (x_refsource_REDHAT, vendor-advisory)
- jenkinsci-cert@googlegroups.com (x_refsource_REDHAT, vendor-advisory)
- jenkinsci-cert@googlegroups.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2020-2100?
- CVE-2020-2100 is a medium-severity vulnerability in Jenkins. CVSS score: 5.8/10. Published 2020-01-29.
- How severe is CVE-2020-2100?
- Medium severity. CVSS v3 base score is 5.8 out of 10.
- Is CVE-2020-2100 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.