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[email protected]CVE-2020-2161

HistoryMar 25, 2020 - 5:15 p.m.

CVE-2020-2161

2020-03-2517:15:15

CWE-79

[email protected]

web.nvd.nist.gov

121

cve-2020-2161

jenkins

lts

stored xss vulnerability

form validation

node labels

job configuration pages

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

22.3%

JSON

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not properly escape node labels that are shown in the form validation for label expressions on job configuration pages, resulting in a stored XSS vulnerability exploitable by users able to define node labels.

Affected configurations

NVD

Node

jenkinsjenkinsRange≤2.204.5lts

jenkinsjenkinsRange≤2.227-

CPENameOperatorVersion
jenkins:jenkinsjenkinsle2.204.5
jenkins:jenkinsjenkinsle2.227

CPE	Name	Operator	Version
jenkins:jenkins	jenkins	le	2.204.5
jenkins:jenkins	jenkins	le	2.227

CNA Affected

[
  {
    "product": "Jenkins",
    "vendor": "Jenkins project",
    "versions": [
      {
        "lessThanOrEqual": "2.227",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "LTS 2.204.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]