What is CVE-2021-20037?

CVE-2021-20037 is a high-severity vulnerability in Sonicwall Global Vpn Client, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2021-09-21.

How severe is CVE-2021-20037?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Sonicwall Global Vpn Client

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.

EPSS: 0.004 (34.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sonicwall Global_vpn_client
Sonicwall Global Vpn Client — versions Global VPN Client 4.10.5 and earlier

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

PSIRT@sonicwall.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-20037?: CVE-2021-20037 is a high-severity vulnerability in Sonicwall Global Vpn Client, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2021-09-21.
How severe is CVE-2021-20037?: High severity. CVSS v3 base score is 7.8 out of 10.