CVE-2021-26734

Published Oct 23, 2023

Last updated a year ago

CVSS medium 5.5

Overview

Description: Zscaler Client Connector Installer on Windows before version 3.4.0.124 improperly handled directory junctions during uninstallation. A local adversary may be able to delete folders in an elevated context.
Source: cve@zscaler.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 5.5
Impact score: 3.6
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Severity: MEDIUM

Weaknesses

nvd@nist.gov: NVD-CWE-noinfo
cve@zscaler.com: CWE-269

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*",
            "vulnerable": true,
            "matchCriteriaId": "8318DD99-D4B2-4917-AAB3-56D65DE97B57",
            "versionEndExcluding": "3.4.0.124"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References