CVE-2019-1887
Description
A vulnerability in the Session Initiation Protocol (SIP) protocol implementation of Cisco Unified Communications Manager could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of input SIP traffic. An attacker could exploit this vulnerability by sending a malformed SIP packet to an affected Cisco Unified Communications Manager. A successful exploit could allow the attacker to trigger a new registration process on all connected phones, temporarily disrupting service.
Risk Information
Base Score
7.5
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.729
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Cisco Unified Communications Manager Session Initiation Protocol Denial of Service Vulnerability For Cisco Unified Communications Manager (CallManager) | NCM |
| Out-of-bounds Write Vulnerability (CVE-2019-1887) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1706016 | Security Update for Cisco Unified Communications Manager (CallManager) CUP.11.5(1.12900.25) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234