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[email protected]CVE-2021-21688

HistoryNov 04, 2021 - 5:15 p.m.

CVE-2021-21688

2021-11-0417:15:08

CWE-862

[email protected]

web.nvd.nist.gov

107

cve-2021-21688

nvd

jenkins

security vulnerability

file access

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

8.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.7%

JSON

The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).

Affected configurations

NVD

Node

jenkinsjenkinsRange<2.303.3lts

jenkinsjenkinsRange<2.319-

CPENameOperatorVersion
jenkins:jenkinsjenkinslt2.303.3
jenkins:jenkinsjenkinslt2.319

CPE	Name	Operator	Version
jenkins:jenkins	jenkins	lt	2.303.3
jenkins:jenkins	jenkins	lt	2.319

CNA Affected

[
  {
    "product": "Jenkins",
    "vendor": "Jenkins project",
    "versions": [
      {
        "lessThanOrEqual": "2.318",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "LTS 2.303.2",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]