What’s Vulnerable › Vulnerabilities

CVE-2020-28396

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-14 · updated 2026-06-17
• Weakness: CWE-693

Description

A vulnerability has been identified in SICAM A8000 CP-8000 (All versions < V16), SICAM A8000 CP-8021 (All versions < V16), SICAM A8000 CP-8022 (All versions < V16). A web server misconfiguration of the affected device can cause insecure ciphers usage by a user´s browser. An attacker in a privileged position could decrypt the communication and compromise confidentiality and integrity of the transmitted information.

Affected products

• Siemens Sicam A8000 Cp-8000 Firmware: before 16 — fixed in 16
• Siemens Sicam A8000 Cp-8021 Firmware: before 16 — fixed in 16
• Siemens Sicam A8000 Cp-8022 Firmware: before 16 — fixed in 16

How to fix

Upgrade to a fixed version: Siemens Sicam A8000 Cp-8000 Firmware 16; Siemens Sicam A8000 Cp-8021 Firmware 16; Siemens Sicam A8000 Cp-8022 Firmware 16. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-415783.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-21-062/
• https://cert-portal.siemens.com/productcert/pdf/ssa-415783.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-21-062/

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