Vulnerability Details : CVE-2021-20037
SonicWall Global VPN Client 4.10.5 installer (32-bit and 64-bit) incorrect default file permission vulnerability leads to privilege escalation which potentially allows command execution in the host operating system. This vulnerability impacts GVC 4.10.5 installer and earlier.
Vulnerability category: Gain privilege
Exploit prediction scoring system (EPSS) score for CVE-2021-20037
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 10 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-20037
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-20037
-
During installation, installed file permissions are set to allow anyone to modify those files.Assigned by:
- nvd@nist.gov (Primary)
- PSIRT@sonicwall.com (Secondary)
References for CVE-2021-20037
-
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0024
Security AdvisoryVendor Advisory
Products affected by CVE-2021-20037
- cpe:2.3:a:sonicwall:global_vpn_client:*:*:*:*:*:*:*:*