Vulnerability · Published Apr 8, 2021 · Assigned by cisco

CVE-2021-1399Cisco Unified Communications Manager Self Care Portal Authorization Bypass Vulnerability

Medium 4.3

In plain English

A medium-severity security flaw in Cisco Unified Communications Manager from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.6%top 49.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco Unified Communications Manager	n/a

Weakness: CWE-302 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References

20210407 Cisco Unified Communications Manager Self Care Portal Authorization Bypass Vulnerability vendor-advisory, x_refsource_CISCO