Auth bypass in Sonicwall Sonicos
CVE-2024-53704
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
Vulnerability class: Broken Authentication
EPSS: 0.939 (99.9th percentile) — read the EPSS interpretation.
Affected products
- Sonicwall Sonicos — versions 7.1.1-7058 and older versions, 7.1.2-7019, 8.0.0-8035
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003 (vendor-advisory)
Frequently asked questions
- What is CVE-2024-53704?
- CVE-2024-53704 is a vulnerability in Sonicwall Sonicos, classified under Improper Authentication. Published 2025-01-09.
- Is CVE-2024-53704 known to be exploited?
- Yes. CVE-2024-53704 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-02-18), indicating it is being actively exploited. 21 public proof-of-concept repositories are indexed.