Vulnerability Details : CVE-2021-26734
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.
Products affected by CVE-2021-26734
- cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26734
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 3 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26734
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.4
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H |
0.8
|
3.6
|
Zscaler, Inc. | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-26734
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: cve@zscaler.com (Secondary)
References for CVE-2021-26734
-
https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021
Client Connector App Release Summary (2021) | ZscalerRelease Notes
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