Information disclosure in SonicWall Sma100
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (60.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- SonicWall Sma100 — versions SMA100 10.2.0.2-20sv
- SonicWall Sma1000 — versions SMA1000 12.4.0-2223
- SonicWall Sma100 Firmware — versions 10.2.0.2-20sv, 12.4.0-2223
- SonicWall Sonicos — versions 6.5.4.6-79n, SonicOS 6.5.4.6-79n
Weakness classification (CWE)
References
- psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0006 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-5132?
- CVE-2020-5132 is a medium-severity vulnerability in SonicWall Sma100, classified under Information Disclosure. CVSS score: 5.3/10. Published 2020-09-30.
- How severe is CVE-2020-5132?
- Medium severity. CVSS v3 base score is 5.3 out of 10.