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CVE-2023-20266

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CVE-2023-20266

Published: Aug 30, 2023

Modified: Jul 1, 2025

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

A vulnerability in Cisco Emergency Responder, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection could allow an authenticated, remote attacker to elevate privileges to root on an affected device. This vulnerability exists because the application does not properly restrict the files that are being used for upgrades. An attacker could exploit this vulnerability by providing a crafted upgrade file. A successful exploit could allow the attacker to elevate privileges to root. To exploit this vulnerability, the attacker must have valid platform administrator credentials on an affected device.

VendorProductVersions

Cisco

Cisco Emergency Responder

affected
12.5(1)SU4
affected
12.5(1)SU8a
affected
14SU3

Cisco

Cisco Unity Connection

affected
12.5(1)SU6
affected
12.5(1)SU7
affected
12.5(1)SU8
affected
14SU2
affected
14SU3

Cisco

Cisco Unified Communications Manager

affected
12.5(1)SU8

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

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