CVE-2020-16137
9.8
CRITICAL · CVSS 3.1 · EPSS 19.4% (pctl 97)
Patch early
EPSS 19.4% — above the 10% action threshold.
Description
A privilege escalation issue in Cisco Unified IP Conference Station 7937G 1-4-4-0 through 1-4-5-7 allows attackers to reset the credentials for the SSH administrative console to arbitrary values. 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
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 19.38% — more likely to be exploited than 97% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-08-12 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| cisco | unified ip conference station 7937g |
| cisco | unified ip conference station 7937g firmware |
References
- https://packetstormsecurity.com/files/158818/Cisco-7937G-Privilege-Escalation.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
- https://packetstormsecurity.com/files/158818/Cisco-7937G-Privilege-Escalation.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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