CVE-2020-2102
MEDIUM
5.3
CVSS Score
Published: January 29, 2020 at 03:15 PM UTC
Updated: June 17, 2026 at 03:11 AM UTC
1 product affected across 1 vendorJenkins
Using Jenkins by Jenkins project?
Get instant alerts when new vulnerabilities affect Jenkins - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.3
Exploit prediction
EPSS 1%
Description
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (6)
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2020/01/29/1Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHBA-2020:0402Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHBA-2020:0675Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0681Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0683x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1660CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-203
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card