VulnerabilityAnalyzed
CVE-2024-53704
SonicWall SonicOS SSLVPN Improper Authentication Vulnerability
KEVCRITICAL 9.8EPSS 95.1%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 11 March 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 95.13% probability · 100th percentile
- CISA KEV
- Listed 18 February 2025 · due 11 March 2025 · used in ransomware campaigns
- Weakness
- CWE-287
- Affected
- sonicwall/sonicos
- Source
- PSIRT@sonicwall.com
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003 ; https://nvd.nist.gov/vuln/detail/CVE-2024-53704
References
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-53704US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.