TI-2019-01558 Aliases CVE-2019-1938 GHSA-99xv-4fxw-wm5h

Cisco UCS Director and Cisco UCS Director Express for Big Data API Authentication Bypass Vulnerability

MEDIUM 56CWE-287Published 2019-08-21 · Updated 2024-11-19

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-287.

Summary

A vulnerability in the web-based management interface of Cisco UCS Director and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrator privileges on an affected system. The vulnerability is due to improper authentication request handling. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow an unprivileged attacker to access and execute arbitrary actions through certain APIs.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.04566 91st percentileScored 2026-11-07

Fix Fixed Cisco Unified Computing System Director (Cisco): 6.7.3.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Cisco	Cisco Unified Computing System Director	before 6.7.3.0	6.7.3.0	Patch available	CNA

Cisco Unified Computing System Director VendorCisco Affected before 6.7.3.0 Fixed in 6.7.3.0 Patch available CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:cisco:ucs_director:6.7.0.0:::::::*	6.7.0.0	Vulnerable	Cisco
cpe:2.3:a:cisco:ucs_director:6.7.1.0:::::::*	6.7.1.0	Vulnerable	Cisco
cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.0.0:::::::*	3.7.0.0	Vulnerable	Cisco
cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.1.0:::::::*	3.7.1.0	Vulnerable	Cisco

cpe:2.3:a:cisco:ucs_director:6.7.0.0:*:*:*:*:*:*:* Versions 6.7.0.0 Vulnerable ·Cisco
cpe:2.3:a:cisco:ucs_director:6.7.1.0:*:*:*:*:*:*:* Versions 6.7.1.0 Vulnerable ·Cisco
cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.0.0:*:*:*:*:*:*:* Versions 3.7.0.0 Vulnerable ·Cisco
cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.1.0:*:*:*:*:*:*:* Versions 3.7.1.0 Vulnerable ·Cisco

Remediation

Fix · CNA Cisco Unified Computing System Director (Cisco) Fixed in 6.7.3.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2019-08-21
Cisco Unified Computing System Director 6.7.3.0
6 records Highest priority Priority CRITICAL 1 CRITICAL, 1 HIGH, 4 MEDIUM
Other records, highest priority first
- TI-2019-01555 Hard-coded credentials in Cisco Unified Computing System DirectorPriority CRITICAL 90
- TI-2019-01557 Improper authentication in Cisco Unified Computing System DirectorPriority HIGH 81
- TI-2019-01556 Improper input validation in Cisco Unified Computing System DirectorPriority MEDIUM 61
Show all 6 records →

Timeline

2026-10-02 Threatist record created from CVE-2019-1938
2026-10-03 Alias added: GHSA-99xv-4fxw-wm5h

References

Advisory 1

20190821 Cisco UCS Director and Cisco UCS Director Express for Big Data API Authentication Bypass Vulnerability

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-2020-02803 Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data CVSS 3.1CRITICAL 9.8
TI-2019-01555 Hard-coded credentials in Cisco Unified Computing System Director CVSS 3.1CRITICAL 9.8
TI-2020-02807 Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data CVSS 3.1CRITICAL 9.8
TI-2020-02808 Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data CVSS 3.1CRITICAL 9.8
TI-2020-02799 Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data CVSS 3.1HIGH 8.8

See all 25 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences