CVE-2020-2101 (GCVE-0-2020-2101)

Vulnerability from cvelistv5 – Published: 2020-01-29 15:15 – Updated: 2024-08-04 07:01
VLAI
Summary
Jenkins 2.218 and earlier, LTS 2.204.1 and earlier did not use a constant-time comparison function for validating connection secrets, which could potentially allow an attacker to use a timing attack to obtain this secret.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Assigner
References
URL Tags
https://jenkins.io/security/advisory/2020-01-29/#… x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2020/01/29/1 mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHSA-2020:0681 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0683 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHBA-2020:0402 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHBA-2020:0675 vendor-advisoryx_refsource_REDHAT
Impacted products
Vendor Product Version CPE status
Jenkins project Jenkins Affected: unspecified , ≤ 2.218 (custom)
Affected: unspecified , ≤ LTS 2.204.1 (custom)
guessed Create a notification for this product.
Show details on NVD website
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    "redhat_vex": {
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      "current_release_date": "2026-06-26T21:59:32+00:00",
      "cve": "CVE-2020-2101",
      "id": "CVE-2020-2101",
      "initial_release_date": "2020-01-29T00:00:00+00:00",
      "product_status:fixed": "89",
      "product_status:known_not_affected": "60",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "jenkins: Non-constant time comparison of inbound TCP agent connection secret",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-2101.json",
      "version": "3"
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  }
}



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