CVE-2024-53704KEV · OVERDUECWE-287

SonicWall SonicOS SSLVPN Improper Authentication Vulnerability

Critical · published January 9, 2025

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

592
days past CISA
deadline
CVSS v3.1
9.8
EPSS
95%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 An attacker can waltz past authentication with a single crafted request! This Improper Authentication vulnerability in SSLVPN could spell disaster for your security. 🔥 Think of this as a security guard who lets anyone through the door after just a friendly chat, no ID required — a huge no-no in any secure environment! With this vulnerability, remote attackers can bypass authentication altogether, potentially gaining full access to your sensitive data. They could exploit this to steal information or plant malicious software, putting your entire network at risk!

Put simply

Think of this as a security guard who lets anyone through the door after just a friendly chat, no ID required — a huge no-no in any secure environment! This vulnerability in the SSLVPN authentication mechanism allows remote attackers to bypass authentication checks, leading to unauthorized access to protected resources.

What to do

With this vulnerability, remote attackers can bypass authentication altogether, potentially gaining full access to your sensitive data. They could exploit this to steal information or plant malicious software, putting your entire network at risk! Patch your SSLVPN system immediately to the latest version that addresses CVE-2024-53704. Review your authentication processes and consider implementing multi-factor authentication for an added layer of security. You've got this! Take action now to safeguard your network and maintain your security hero status! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.95314 · 99.9th percentile
Weakness
CWE-287 · Improper Authentication
Published
2025-01-09T12:15Z
KEV added
2025-02-18 · due 2025-03-11
Affected products (3)
ProductVersionsFixed in
sonicwall/sonicos≥ 7.1.1-7040, ≤ 7.1.1-7058—
sonicwall/sonicosall versions—
sonicwall/sonicosall versions—
References (2)
EPSS history
Timeline
  • 18 FEB 00:00Z
    Added to CISA KEV — remediate by Mar 11
    kev
  • 09 JAN 06:52Z
    An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication
    cvelistv5