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Fencer Intel
medium 5.3

CVE-2020-5147 json

SonicWall NetExtender Windows client vulnerable to unquoted service path vulnerability, this allows a local attacker to gain elevated privi…

published 5y ago modified 4mo ago also EUVD-2020-26394

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits
1
Exploit-DB

Summary

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.

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Timeline

  1. Published
  2. First public exploit (EDB-50212)

Exploit prediction

1.68% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-50212 SonicWall NetExtender 10.2.0.300 - Unquoted Service Path local, 2021-08-17
  • packetstormsecurity.com http://packetstormsecurity.com/files/163857/SonicWall-NetExtender-10.2.0.300-Unquoted-Service-Path.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • SonicWall SonicWall NetExtender

Classification

Weakness
  • CWE-428 Unquoted Search Path or Element

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.