V2 Web Server

CVE-2021-30194 May 25, 13:15 CRITICAL Act Now

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

CVE-2021-30193 May 25, 13:15 CRITICAL Act Now

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

CVE-2021-30192 May 25, 13:15 CRITICAL Act Now

CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

CVE-2021-30191 May 25, 13:15 HIGH This Week

CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

CVE-2021-30190 May 25, 13:15 CRITICAL Act Now

CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

CVE-2021-30189 May 25, 13:15 CRITICAL Act Now

CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.