VDB
CVE-2022-20789
CVE-2022-20789
PUBLISHED
CVSS 4.900000095367432 MEDIUM
A vulnerability in the software upgrade process of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an authenticated, remote attacker to write arbitrary files on the affected system. This vulnerability is due to improper restrictions applied to a system script. An attacker could exploit this vulnerability by using crafted variables during the execution of a system upgrade. A successful exploit could allow the attacker to overwrite or append arbitrary data to system files using root-level privileges.
EPSS 0.85% · 75.3th percentile
Risk Scores
CVSS 3.1
4.900000095367432
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
EPSS Score
0.85%
75.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| cisco | unified_communications_manager | 12.5\(1\), 12.5\(1\), 14.0 |
| Cisco | Cisco Unified Communications Manager | n/a |
Exploit Intelligence
Timeline
- Apr 21, 2022 CVE Published
- Apr 22, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Jun 11, 2022 EPSS Score
- Aug 1, 2022 EPSS Score
- Nov 9, 2022 EPSS Score
- Dec 29, 2022 EPSS Score
- Feb 17, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 8, 2023 EPSS Score
- May 27, 2023 EPSS Score
- Jul 16, 2023 EPSS Score