CVE-2023-20266

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.

Categories

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Vendor Advisory cisco.com
Affected: Cisco Cisco Emergency Responder
Affected: Cisco Cisco Unity Connection
Affected: Cisco Cisco Unified Communications Manager
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2023-20266?
CVE-2023-20266 has been scored as a medium severity vulnerability.
How to fix CVE-2023-20266?
To fix CVE-2023-20266, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-20266 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-20266 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-20266?
CVE-2023-20266 affects Cisco Cisco Emergency Responder, Cisco Cisco Unity Connection, Cisco Cisco Unified Communications Manager.
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