CVE-2020-5147

Name: CVE-2020-5147
Creator: NVD / NIST
Published: 2021-01-09T01:15:13.057+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.66%

Last modified Jun 17, 2026

CVE-2020-5147 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. SonicWall NetExtender Windows client vulnerable to unquoted service path vulnerability, this allows a local attacker to gain elevated privileges in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 10.2.300 and earlier.. EPSS estimates a 1.66% chance of exploitation in the next 30 days.

Description

SonicWall NetExtender Windows client vulnerable to unquoted service path vulnerability, this allows a local attacker to gain elevated privileges in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 10.2.300 and earlier.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

1.66%

73.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sonicwall	Netextender	<= 10.2.300

References

http://packetstormsecurity.com/files/163857/SonicWall-NetExtender-10.2.0.300-Unquoted-Service-Path.htmlExploit, Third Party Advisory, VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0023Vendor Advisory
http://packetstormsecurity.com/files/163857/SonicWall-NetExtender-10.2.0.300-Unquoted-Service-Path.htmlExploit, Third Party Advisory, VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0023Vendor Advisory

Timeline

Published: Jan 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5147?

How severe is CVE-2020-5147?

CVE-2020-5147 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.66% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5147?

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-2020-5147?

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

Scan your code now

Source: NVD / NIST