Improper authentication in Cisco Unified Contact Center Express
Priority LOW 30CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of Cisco Unified Contact Center Express (UCCx) could allow an unauthenticated, remote attacker to masquerade as a legitimate user, aka a Clear Text Authentication Vulnerability. More Information: CSCuw86638. Known Affected Releases: 10.6(1). Known Fixed Releases: 11.5(1.10000.61).
Why it matters now
EPSS 0.01154 67th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Cisco Unified Contact Center Express | Cisco Unified Contact Center Express | — | No fix listed | CNA |
- Cisco Unified Contact Center Express Vendor— Affected Cisco Unified Contact Center Express Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\):*:*:*:*:*:*:* | 11.5(1) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_contact_center_express:11.5.1es01:*:*:*:*:*:*:* | 11.5.1es01 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_contact_center_express:11.5.1su1:*:*:*:*:*:*:* | 11.5.1su1 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\):*:*:*:*:*:*:* Versions 11.5(1) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_contact_center_express:11.5.1es01:*:*:*:*:*:*:* Versions 11.5.1es01 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_contact_center_express:11.5.1su1:*:*:*:*:*:*:* Versions 11.5.1su1 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-6722
- 2026-10-03 Alias added: GHSA-r8qw-7chv-8gcx
References
More Cisco Unified Contact Center Express vulnerabilities
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
- TI-2020-02838 Cisco Unified Contact Center Express Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2018-00362 Cross-site scripting in Cisco Unified Contact Center Express unknown CVSS 3.0CRITICAL 9.8
- TI-2024-13188 Deserialization of untrusted data in Cisco Unified Contact Center Enterprise CVSS 3.1CRITICAL 10.0
- TI-2025-14653 Cisco Unified Contact Center Express Editor Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2017-09109 Improper authentication in Cisco Voice Operating System CVSS 3.0CRITICAL 9.8
Sources
- CVE-2017-6722 · CVE Program
- CVE-2017-6722 · NVD
- FIRST EPSS
- GHSA-r8qw-7chv-8gcx · GitHub Advisory Database · CC BY 4.0
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