V2 Web Server CVEs and Security Vulnerabilities

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CVE-2021-30189

CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.

CVSS 3.1 · 9.8 Critical EPSS 1.2% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

CVE-2021-30190

CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control.

CVSS 3.1 · 9.8 Critical EPSS 1.4% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

CVE-2021-30191

CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

CVE-2021-30192

CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check.

CVSS 3.1 · 9.8 Critical EPSS 1.1% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

CVE-2021-30193

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write.

CVSS 3.1 · 9.8 Critical EPSS 1.1% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

CVE-2021-30194

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read.

CVSS 3.1 · 9.1 Critical EPSS 1.1% KEV · Not listed

Vendors

Codesys Wago

Products

V2 Web Server 750-8202 750-8202 Firmware and 52 more

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