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TI-2021-01089 Aliases CVE-2021-1362GHSA-4c73-jxqq-mjrg

Cisco Unified Communications Products Remote Code Execution Vulnerability

Priority MEDIUM 45CWE-94Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-94.

Summary

A vulnerability in the SOAP API endpoint of Cisco Unified Communications Manager, Cisco Unified Communications Manager Session Management Edition, Cisco Unified Communications Manager IM & Presence Service, Cisco Unity Connection, and Cisco Prime License Manager could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to improper sanitization of user-supplied input. An attacker could exploit this vulnerability by sending a SOAP API request with crafted parameters to an affected device. A successful exploit could allow the attacker to execute arbitrary code with root privileges on the underlying Linux operating system of the affected device.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02811 86th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco Unity Connectionall versions—No fix listedCNA
  • Cisco Unity Connection VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 7

CPEVersionsRoleVendor
cpe:2.3:a:cisco:prime_license_manager:*:*:*:*:*:*:*:*10.5\(2\) to before 11.5\(1\)su9VulnerableCisco
cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:*10.5\(2\) to before 11.5\(1\)su9VulnerableCisco
cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:*10.5\(2\) to before 11.5\(1\)su9VulnerableCisco
cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:*12.0\(1\) to before 12.5\(1\)su4VulnerableCisco
cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:*12.0\(1\) to before 12.5\(1\)su4VulnerableCisco
cpe:2.3:a:cisco:unified_communications_manager_im_\&_presence_service:*:*:*:*:*:*:*:*10.5\(2\) to before 11.5\(1\)su9; 12.0\(1\) to before 12.5\(1\)su4VulnerableCisco
cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:*10.5\(2\) to before 11.5\(1\)su9; 12.0\(1\) to before 12.5\(1\)su4VulnerableCisco
  • cpe:2.3:a:cisco:prime_license_manager:*:*:*:*:*:*:*:* Versions 10.5\(2\) to before 11.5\(1\)su9 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:* Versions 10.5\(2\) to before 11.5\(1\)su9 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:* Versions 10.5\(2\) to before 11.5\(1\)su9 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:* Versions 12.0\(1\) to before 12.5\(1\)su4 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:* Versions 12.0\(1\) to before 12.5\(1\)su4 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unified_communications_manager_im_\&_presence_service:*:*:*:*:*:*:*:* Versions 10.5\(2\) to before 11.5\(1\)su9; 12.0\(1\) to before 12.5\(1\)su4 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:* Versions 10.5\(2\) to before 11.5\(1\)su9; 12.0\(1\) to before 12.5\(1\)su4 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-1362
  2. 2026-10-03 Alias added: GHSA-4c73-jxqq-mjrg

References

Advisory 1

  • TI-2020-02702 Cisco Prime License Manager Privilege Escalation Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2018-11001 Cisco Prime License Manager SQL Injection Vulnerability CVSS 3.0CRITICAL 9.8
  • TI-2017-09109 Improper authentication in Cisco Voice Operating System CVSS 3.0CRITICAL 9.8
  • TI-2017-04533 Resource management flaw in Multiple Cisco Products unknown CVSS 3.0HIGH 7.5
  • TI-2021-00953 Cisco Unified Communications Products Information Disclosure Vulnerability CVSS 3.1MEDIUM 6.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences