What’s Vulnerable › Vulnerabilities

CVE-2020-9034

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-02-17 · updated 2026-06-17

Description

Symmetricom SyncServer S100 2.90.70.3, S200 1.30, S250 1.25, S300 2.65.0, and S350 2.80.1 devices mishandle session validation, leading to unauthenticated creation, modification, or elimination of users.

Affected products

• Microchip Syncserver S100 Firmware: 2.90.70.3
• Microchip Syncserver S200 Firmware: 1.30
• Microchip Syncserver S250 Firmware: 1.25
• Microchip Syncserver S300 Firmware: 2.65.0
• Microchip Syncserver S350 Firmware: 2.80.1

References

• https://sku11army.blogspot.com/2020/01/symmetricom-syncserver_27.html
• https://sku11army.blogspot.com/2020/01/symmetricom-syncserver_27.html

Get alerted when CVE-2020-9034 or the next vulnerability affects your stack