CVE-2020-2102
UNKNOWN
Published 2020-01-29T15:15:28
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No CVSS data available
Description
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier used a non-constant time comparison function when validating an HMAC.
Available Exploits
No exploits available for this CVE.
Related News
No news articles found for this CVE.
Affected Products
Affected Versions:
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
Advisory Details
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier does not use a constant-time comparison when checking whether two HMACs are equal. This could potentially allow attackers to use statistical methods to obtain a valid HMAC for an attacker-controlled input value.
Jenkins 2.219, LTS 2.204.2 now uses a constant-time comparison when validating HMACs.
Affected Packages
Maven
org.jenkins-ci.main:jenkins-core
ECOSYSTEM:
≥0
<2.204.2
Maven
org.jenkins-ci.main:jenkins-core
ECOSYSTEM:
≥2.205
<2.219
CVSS Scoring
CVSS Score
5.0
CVSS Vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
References
Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: December 19, 2022
References
Published: 2020-01-29T15:15:28
Last Modified: 2024-08-04T07:01:39.728Z
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