CVE-2020-16138

EPSS 21.4%

Vexday Risk Score

23Low

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Functional exploit

Automatable exploit available (Nuclei/Metasploit).

CVSS —EPSS 21.4%KEV nãoPoC —Nuclei —Metasploit simPatch —

Lifecycle

02 Jun 2020Metasploit module available

12 Aug 2020Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

A denial-of-service issue in Cisco Unified IP Conference Station 7937G 1-4-4-0 through 1-4-5-7 allows attackers to remotely disable the device until it is power cycled. 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

n/a · n/a

References

https://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