CVE-2020-5131 is an arbitrary file write vulnerability affecting SonicWall NetExtender Windows client versions 9.0.815 and earlier. This flaw allows a local attacker to overwrite a DLL, leading to arbitrary code execution with the same privileges as the NetExtender client on the host operating system. Rated with a CVSS score of 7.8 (High), the vulnerability requires local access but has low attack complexity, posing a significant risk of high impact to confidentiality, integrity, and availability. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it is not listed on the CISA KEV catalog or Hot List, indicating no active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 9.0.815CPE matchmatch criteria | cpe:2.3:a:sonicwall:netextender:*:*:*:*:*:windows:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.