CVE-2020-5139

Description

A vulnerability in SonicOS SSLVPN service allows a remote unauthenticated attacker to cause Denial of Service (DoS) due to the release of Invalid pointer and leads to a firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS 7.0.0.0.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.46%
Vendor Advisory sonicwall.com
Affected: SonicWall SonicOS
Published at:
Updated at:

References

Link Tags
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0014 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-5139?
CVE-2020-5139 has been scored as a high severity vulnerability.
How to fix CVE-2020-5139?
To fix CVE-2020-5139, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-5139 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-5139 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-5139?
CVE-2020-5139 affects SonicWall SonicOS.
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