Vulnerabilities
Vulnerable Software
A Stack-based buffer overflow vulnerability in the SonicOS SSLVPN service allows a remote unauthenticated attacker to cause Denial of Service (DoS), which could cause an impacted firewall to crash.
CVSS Score
7.5
EPSS Score
0.0
Published
2025-11-20
Heap-based buffer overflow vulnerability in the SonicOS IPSec VPN allows an unauthenticated remote attacker to cause Denial of Service (DoS).
CVSS Score
7.5
EPSS Score
0.064
Published
2024-07-18
Stack-based buffer overflow vulnerability in the SonicOS HTTP server allows an authenticated remote attacker to cause Denial of Service (DoS) via sscanf function.
CVSS Score
7.5
EPSS Score
0.022
Published
2024-06-20
Heap-based buffer overflow vulnerability in the SonicOS SSL-VPN allows an authenticated remote attacker to cause Denial of Service (DoS) via memcpy function.
CVSS Score
6.5
EPSS Score
0.013
Published
2024-06-20
Improper Restriction of TCP Communication Channel in HTTP/S inbound traffic from WAN to DMZ bypassing security policy until TCP handshake potentially resulting in Denial of Service (DoS) attack if a target host is vulnerable.
CVSS Score
7.5
EPSS Score
0.003
Published
2022-04-27
A Stack-based buffer overflow vulnerability in the SonicOS via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.
CVSS Score
9.8
EPSS Score
0.51
Published
2022-03-25
A Stack-based buffer overflow in the SonicOS HTTP Content-Length response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions.
CVSS Score
8.8
EPSS Score
0.011
Published
2022-01-10
A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions.
CVSS Score
8.8
EPSS Score
0.011
Published
2022-01-10
A Host Header Redirection vulnerability in SonicOS potentially allows a remote attacker to redirect firewall management users to arbitrary web domains.
CVSS Score
6.1
EPSS Score
0.396
Published
2021-10-12
A vulnerability in SonicOS where the HTTP server response leaks partial memory by sending a crafted HTTP request, this can potentially lead to an internal sensitive data disclosure vulnerability.
CVSS Score
7.5
EPSS Score
0.01
Published
2021-06-23


Contact Us

Shodan ® - All rights reserved