Servers and applications
CVE-2020-5132
SonicWall SSL-VPN products and SonicWall firewall SSL-VPN feature misconfiguration leads to possible DNS flaw known as domain name collision vulnerability. When the users publicly display their organization’s internal domain names in the SSL-VPN authentication page, an attacker with knowledge of internal domain names can potentially take advantage of this vulnerability.
- Severity
- Medium 5.3
- Published
- 30 Sept 2020
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 1 Nov 2026
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
SonicWall SonicOSServers and applications · cpe:o:sonicwall:sonicos |
|