What’s Vulnerable › Vulnerabilities
CVE-2020-16139
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 79.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2020-08-12 · updated 2026-06-17
Description
A denial-of-service in Cisco Unified IP Conference Station 7937G 1-4-4-0 through 1-4-5-7 allows attackers restart the device remotely through sending specially crafted packets. Note: We cannot prove this vulnerability exists. Out of an abundance of caution, this CVE is being assigned to better serve our customers and ensure all who are still running this product understand that the product is end of life and should be removed or upgraded. For more information on this, and how to upgrade, refer to the CVE’s reference information
Affected products
- Cisco Unified Ip Conference Station 7937G Firmware: from 1.4.4.0 through 1.4.5.7
References
- http://packetstormsecurity.com/files/158819/Cisco-7937G-Denial-Of-Service.html
- https://www.blacklanternsecurity.com/2020-08-07-Cisco-Unified-IP-Conference-Station-7937G/
- https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/unified-ip-phone-7940g/end_of_life_notice_c51-729487.html
- http://packetstormsecurity.com/files/158819/Cisco-7937G-Denial-Of-Service.html
- https://www.blacklanternsecurity.com/2020-08-07-Cisco-Unified-IP-Conference-Station-7937G/
- https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/unified-ip-phone-7940g/end_of_life_notice_c51-729487.html
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