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CVE-2021-20051

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a...

7.8 High

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.74%Down 1.8 points since May 5, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

Record
CVE-2021-20051
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.9 MediumAV:L/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-427
Updated
2026-11-02
CVE List No score

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

Record
CVE-2021-20051
Weakness
CWE-427
Updated
2026-11-02
EUVDEUVD-2021-7514 No score

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

Record
EUVD-2021-7514
Updated
2026-11-03
GitHub AdvisoriesGHSA-5qvc-h5f7-2262 7.8

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a...

SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability in one of the installer components. Successful exploitation via a local attacker could result in command execution in the target system.

Record
GHSA-5qvc-h5f7-2262
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-427
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-20051 is a high vulnerability (CVSS 7.8) in Sonicwall Global Vpn Client, published May 4, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 55th percentile. No source names a fixed version.

References

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