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CVE-2021-20047

HIGHCVSS 7.8/10EPSS 0.85%

Last modified

CVE-2021-20047 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. SonicWall Global VPN client version 4.10.6 (32-bit and 64-bit) and earlier have a DLL Search Order Hijacking vulnerability. Successful exploitation via a local attacker could result in remote code execution in the target system.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

Description

SonicWall Global VPN client version 4.10.6 (32-bit and 64-bit) and earlier have a DLL Search Order Hijacking vulnerability. Successful exploitation via a local attacker could result in remote code execution in the target system.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
0.85%

53.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SonicwallGlobal Vpn Client<= 4.10.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-20047?
SonicWall Global VPN client version 4.10.6 (32-bit and 64-bit) and earlier have a DLL Search Order Hijacking vulnerability. Successful exploitation via a local attacker could result in remote code execution in the target system.
How severe is CVE-2021-20047?
CVE-2021-20047 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20047?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-20047?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST