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[email protected]CVE-2020-2101

HistoryJan 29, 2020 - 4:15 p.m.

CVE-2020-2101

2020-01-2916:15:12

CWE-203

[email protected]

web.nvd.nist.gov

cve-2020-2101

jenkins

vulnerability

security

timing attack

nvd

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

AI Score

5.3

Confidence

High

EPSS

0.002

Percentile

57.7%

JSON

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.

Affected configurations

NVD

Node

jenkinsjenkinsRange≤2.204.1lts

jenkinsjenkinsRange≤2.218-

VendorProductVersionCPE
jenkinsjenkinscpe:/a:jenkins:jenkins:::lts:
jenkinsjenkinscpe:/a:jenkins:jenkins:::-:

Vendor	Product	Version	CPE
jenkins	jenkins		cpe:/a:jenkins:jenkins:::lts:
jenkins	jenkins		cpe:/a:jenkins:jenkins:::-:

CNA Affected

[
  {
    "product": "Jenkins",
    "vendor": "Jenkins project",
    "versions": [
      {
        "lessThanOrEqual": "2.218",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "LTS 2.204.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]