Vulnerability identifier: #VU49596

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1226

CWE-ID: CWE-532

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Unified Communications Manager (CallManager)
Server applications / Remote management servers, RDP, SSH
Cisco Unified Communications Manager Session Management Edition
Server applications / Remote management servers, RDP, SSH
Cisco Unified Communications Manager IM & Presence Service
Client/Desktop applications / Other client software
Cisco Unity Connection
Client/Desktop applications / Messaging software
Cisco Emergency Responder
Other software / Other software solutions
Cisco Prime License Manager
Client/Desktop applications / Software for system administration

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to software stores sensitive information into log files within the audit logging component. A remote authenticated attacker can read the log files and gain access to sensitive data.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Unified Communications Manager (CallManager): 10.5.2 - 12.5.1

Cisco Unified Communications Manager Session Management Edition: 10.5.2 - 12.5.1

Cisco Unified Communications Manager IM & Presence Service: 10.5.2 - 12.5.1

Cisco Unity Connection: 10.5.2 - 12.5.1

Cisco Emergency Responder: 10.5.2 - 12.5.1

Cisco Prime License Manager: 10.5.2 - 11.5.1

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-logging-6QSWKRYz

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.