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Medium severity5.3NVD Advisory· Published Sep 30, 2020· Updated Jun 17, 2026

CVE-2020-5132

CVE-2020-5132

Description

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.

Affected products

7
  • SonicWall/SMA100cpe-rescue2 versions
    SMA100 10.2.0.2-20sv+ 1 more
    • (no CPE)range: SMA100 10.2.0.2-20sv
    • (no CPE)range: SMA1000 12.4.0-2223
  • SonicWall/Sonicoscpe-rescue2 versions
    SonicOS 6.5.4.6-79n+ 1 more
    • (no CPE)range: SonicOS 6.5.4.6-79n
    • cpe:2.3:o:sonicwall:sonicos:6.5.4.6-79n:*:*:*:*:*:*:*
  • SonicWall/SSLVPNllm-fuzzy
  • SonicWall/Sma100 Firmware2 versions
    cpe:2.3:o:sonicwall:sma100_firmware:10.2.0.2-20sv:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:sonicwall:sma100_firmware:10.2.0.2-20sv:*:*:*:*:*:*:*
    • cpe:2.3:o:sonicwall:sma100_firmware:12.4.0-2223:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

News mentions

0

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