CVE-2021-1399

MEDIUM

Cisco Unified CM/Unified CM SME - Info Disclosure

Title source: llm
STIX 2.1

Description

A vulnerability in the Self Care Portal 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 modify data on an affected system without proper authorization. The vulnerability is due to insufficient validation of user-supplied data to the Self Care Portal. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify information without proper authorization.

References (1)

Core 1
Core References

Scores

CVSS v3 4.3
EPSS 0.0007
EPSS Percentile 21.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-302
Status published
Products (1)
cisco/unified_communications_manager 10.5\(2\) - 12.5\(1\)su4 (2 CPE variants)
Published Apr 08, 2021
Tracked Since Feb 18, 2026