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MEDIUM · 5.3

CVE-2020-2102

Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.

Vulnerability Description

Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
JenkinsJenkins<= 2.204.1

Related Weaknesses (CWE)

CWE-203

References

FAQ

What is CVE-2020-2102?

CVE-2020-2102 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.

How severe is CVE-2020-2102?

CVE-2020-2102 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-2102?

Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Jenkins.