8.5

CVE-2022-20789

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.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Cisco ≫ Unified Communications Manager Version12.5(1) SwEdition-
Cisco ≫ Unified Communications Manager Version12.5(1) SwEditionsession_management
Cisco ≫ Unified Communications Manager Version14.0 SwEdition-
Cisco ≫ Unified Communications Manager Version14.0 SwEditionsession_management
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.85% 0.74
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 1.2 5.2
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
nvd@nist.gov 8.5 8 9.2
AV:N/AC:L/Au:S/C:N/I:C/A:C
psirt@cisco.com 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CWE-610 Externally Controlled Reference to a Resource in Another Sphere

The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.

CWE-73 External Control of File Name or Path

The product allows user input to control or influence paths or file names that are used in filesystem operations.