HP Integrated Lights-Out Information Disclosure (CVE-2018-7112)

The HPE-provided Windows firmware installer for certain Gen9, Gen8, G7,and G6 HPE servers allows local disclosure of privileged information. This issue was resolved in previously provided firmware updates as follows. The HPE Windows firmware installer was updated in the system ROM updates which...

SonicWall Confirms Patched Vulnerability Behind Recent VPN Attacks, Not a Zero-Day

SonicWall has revealed that the recent spike in activity targeting its Gen 7 and newer firewalls with SSL VPN enabled is related to an older, now-patched bug and password reuse. "We now have high confidence that the recent SSL VPN activity is not connected to a zero-day vulnerability," the compan...

SonicWall Investigating Potential SSL VPN Zero-Day After 20+ Targeted Attacks Reported

SonicWall said it's actively investigating reports to determine if there is a new zero-day vulnerability following reports of a spike in Akira ransomware actors in late July 2025. "Over the past 72 hours, there has been a notable increase in both internally and externally reported cyber incidents...

CVE-2021-20048

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...

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-2024-40766

An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7...

CVE-2021-20046

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...

CVE-2021-20027

A buffer overflow vulnerability in SonicOS allows a remote attacker to cause a Denial of Service DoS by sending a specially crafted request. This vulnerability affects SonicOS Gen5, Gen6, Gen7 platforms, and SonicOSv virtual firewalls...

CVE-2020-5141

A vulnerability in SonicOS allows a remote unauthenticated attacker to brute force Virtual Assist ticket ID in the firewall SSLVPN service. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS...