CVE-2024-53704
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote...
CVE-2024-53704 is a critical vulnerability (CVSS 9.8) in Sonicwall Sonicos, published January 9, 2025. CISA lists it as known to be exploited, since February 18, 2025. EUVD reports exploitation since February 18, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 95.3%, the 99th percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.1, NVD
- Exploit chance
- 95.3%EPSS, 99th percentile
- Exploitation
- ExploitedCISA KEV,
- Fixed in
- No fix listedNo source names one
Description
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | sfewer-r7/SonicSessionLeak | 2025-01-22 |
| PoC in GitHub | istagmbh/CVE-2024-53704 | 2025-02-11 |
| PoC in GitHub | anir0y/sonicwall-audit-toolkit | 2026-02-23 |
| Nuclei | SSL VPN Session Hijacking |
What each source reports
NVD Score used
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
- Record
CVE-2024-53704- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-287
- Updated
- 2026-11-09
CVE List
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
- Record
CVE-2024-53704- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-287
- Updated
- 2026-11-02
EUVDEUVD-2024-52037
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
- Record
EUVD-2024-52037- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rwgq-wj29-fx3r
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote...
An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.
- Record
GHSA-rwgq-wj29-fx3r- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-287
- Updated
- 2026-11-02
CISA KEVNo score
SonicWall SonicOS SSLVPN Improper Authentication Vulnerability
SonicWall SonicOS contains an improper authentication vulnerability in the SSLVPN authentication mechanism that allows a remote attacker to bypass authentication.
- Record
CVE-2024-53704- Weakness
- CWE-287
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| exploitation, exploits | ||
| first indexed | CVE List, EUVD, GitHub Advisories, CISA KEV, Nuclei, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.