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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2022-04-21T18:50:40.011021Z

Updated: 2024-09-16T19:10:07.344Z

Reserved: 2021-11-02T00:00:00

Link: CVE-2022-20789

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-04-21T19:15:08.630

Modified: 2023-11-07T03:42:57.563

Link: CVE-2022-20789

cve-icon Redhat

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