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.
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Affected Vendors & Products
References
History
Wed, 06 Nov 2024 17:15:00 +0000
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MITRE
Status: PUBLISHED
Assigner: cisco
Published: 2022-04-21T18:50:40.011021Z
Updated: 2024-11-06T16:22:29.618Z
Reserved: 2021-11-02T00:00:00
Link: CVE-2022-20789
Vulnrichment
Updated: 2024-08-03T02:24:49.661Z
NVD
Status : Modified
Published: 2022-04-21T19:15:08.630
Modified: 2023-11-07T03:42:57.563
Link: CVE-2022-20789
Redhat
No data.