CVE-2020-5148
SonicWall SSO-agent default configuration uses NetAPI to probe the associated IP's in the network, this client probing method allows a potential attacker to...
- Published
- Mar 5, 2021
- Updated
- Aug 4, 2024
- Assigning CNA
- sonicwall
- Evidence observed
- Aug 28, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:NLow · next 30 days
- Percentile
- 56.4%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
SonicWall SSO-agent default configuration uses NetAPI to probe the associated IP's in the network, this client probing method allows a potential attacker to capture the password hash of the privileged user and potentially forces the SSO Agent to authenticate allowing an attacker to bypass firewall access controls.
Sources
1CVE-2020-5148 - Forced Authentication in the SonicWall UTM SSO Agent. The agent probes unvalidated workstations as Domain Admin, so one outbound web request yields a privileged NTLMv2 hash. Advisory SNWLID-2021-0003.
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