What is CVE-2018-0124?

CVE-2018-0124 is a critical-severity vulnerability in Cisco Unified Communications Domain Manager, classified under CWE-320. CVSS score: 9.8/10. Published 2018-02-22.

How severe is CVE-2018-0124?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2018-0124 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Cisco Unified Communications Domain Manager

CVE-2018-0124

A vulnerability in Cisco Unified Communications Domain Manager could allow an unauthenticated, remote attacker to bypass security protections, gain elevated privileges, and execute arbitrary code. The vulnerability is due to insecure key generation during application configuration. An attacker could exploit this vulnerability by using a known insecure key value to bypass security protections by sending arbitrary requests using the insecure key to a targeted application. An exploit could allow the attacker to execute arbitrary code. This vulnerability affects Cisco Unified Communications Domain Manager releases prior to 11.5(2). Cisco Bug IDs: CSCuv67964.

Published 2018-02-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.051 (92.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.051 · newest: 0.051 · change: 0.000

Affected products

Cisco Unified Communications Domain Manager
Cisco Unified Communications Domain Manager — versions Cisco Unified Communications Domain Manager

Weakness classification (CWE)

CWE-320

Public proof-of-concept exploits

References

www.securityfocus.com/bid/103114 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1040405 (VDB Entry, Third Party Advisory, vdb-entry)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180221… (Vendor Advisory)

Frequently asked questions

What is CVE-2018-0124?: CVE-2018-0124 is a critical-severity vulnerability in Cisco Unified Communications Domain Manager, classified under CWE-320. CVSS score: 9.8/10. Published 2018-02-22.
How severe is CVE-2018-0124?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-0124 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.