Vulnerabilities fixed in SonicWall SonicOS

Sonicwall has fixed vulnerabilities in SonicOS for Gen6 and Gen7 firewalls. The first vulnerability concerns a weak pseudo-random number generator in the SSLVPN CVE-2024-40762, allowing attackers to predict authentication tokens in some cases. CVE-2024-53704 concerns improper authentication in th...

CVE-2021-22128

An improper access control vulnerability in FortiProxy SSL VPN portal 2.0.0, 1.2.9 and below versions may allow an authenticated, remote attacker to access internal service such as the ZebOS Shell on the FortiProxy appliance through the Quick Connection functionality...

CVE-2022-3226

An OS command injection vulnerability allows admins to execute code via SSL VPN configuration uploads in Sophos Firewall releases older than version 19.5 GA...

CVE-2024-20498

Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition in the AnyConnect service on an affected device. These vulnerabilities are due to insufficie...

CVE-2024-20260

A vulnerability in the VPN and management web servers of the Cisco Adaptive Security Virtual Appliance ASAv and Cisco Secure Firewall Threat Defense Virtual FTDv, formerly Cisco Firepower Threat Defense Virtual, platforms could allow an unauthenticated, remote attacker to cause the virtual device...

CVE-2024-20499

Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition in the AnyConnect service on an affected device. These vulnerabilities are due to insufficie...

CVE-2024-20402

A vulnerability in the SSL VPN feature for Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. This...

CVE-2024-20501

Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gateway devices could allow an unauthenticated, remote attacker to cause a DoS condition in the AnyConnect service on an affected device. These vulnerabilities are due to insufficie...

CVE-2024-36504

An out-of-bounds read vulnerability CWE-125 in FortiOS SSLVPN web portal versions 7.4.0 through 7.4.4, versions 7.2.0 through 7.2.8, 7.0 all verisons, and 6.4 all versions may allow an authenticated attacker to perform a denial of service on the SSLVPN web portal via a specially crafted URL...

Fortinet Warns of New Zero-Day Used in Attacks on Firewalls with Exposed Interfaces

Threat hunters are calling attention to a new campaign that has targeted Fortinet FortiGate firewall devices with management interfaces exposed on the public internet. "The campaign involved unauthorized administrative logins on management interfaces of firewalls, creation of new accounts, SSL VP...

CVE-2024-12802

SSL-VPN MFA Bypass in SonicWALL SSL-VPN can arise in specific cases due to the separate handling of UPN User Principal Name and SAM Security Account Manager account names when integrated with Microsoft Active Directory, allowing MFA to be configured independently for each login method and...

CVE-2024-12802

SSL-VPN MFA Bypass in SonicWALL SSL-VPN can arise in specific cases due to the separate handling of UPN User Principal Name and SAM Security Account Manager account names when integrated with Microsoft Active Directory, allowing MFA to be configured independently for each login method and...

CVE-2024-12802

SSL-VPN MFA Bypass in SonicWALL SSL-VPN can arise in specific cases due to the separate handling of UPN User Principal Name and SAM Security Account Manager account names when integrated with Microsoft Active Directory, allowing MFA to be configured independently for each login method and...

CVE-2024-12802

CVE-2024-12802 affects SonicWall SSL-VPN. The root cause is separate handling of UPN and SAM account names when integrated with Active Directory, enabling MFA to be configured independently for each login method and potentially allowing MFA bypass via the alternative account name. Affected produc...

CVE-2024-53704

An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication...

SSL-VPN MFA Bypass Due to UPN and SAM Account Handling in Microsoft AD

SSL-VPN MFA Bypass in SonicWALL SSL-VPN can arise in specific cases due to the separate handling of UPN User Principal Name and SAM Security Account Manager account names when integrated with Microsoft Active Directory, allowing MFA to be configured independently for each login method and...

PT-2025-1010

Name of the Vulnerable Software and Affected Versions SonicWall versions prior to 7.1.3-7015 SonicWall versions prior to 8.0.0-8037 SonicOS versions 7.1.x up to 7.1.1-7058 SonicOS versions 7.0.1 and earlier Description An improper authentication issue exists in the SSL VPN authentication mechanis...

CVE-2020-12820

Under non-default configuration, a stack-based buffer overflow in FortiOS version 6.0.10 and below, version 5.6.12 and below may allow a remote attacker authenticated to the SSL VPN to crash the FortiClient NAC daemon fcnacd and potentially execute arbitrary code via requesting a large FortiClien...

CVE-2020-12820

Under non-default configuration, a stack-based buffer overflow in FortiOS version 6.0.10 and below, version 5.6.12 and below may allow a remote attacker authenticated to the SSL VPN to crash the FortiClient NAC daemon fcnacd and potentially execute arbitrary code via requesting a large FortiClien...

CVE-2020-12819

A heap-based buffer overflow vulnerability in the processing of Link Control Protocol messages in FortiGate versions 5.6.12, 6.0.10, 6.2.4 and 6.4.1 and earlier may allow a remote attacker with valid SSL VPN credentials to crash the SSL VPN daemon by sending a large LCP packet, when tunnel mode i...