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CVE-2019-1974

CRITICALCVSS 9.8/10EPSS 4.49%

Last modified

CVE-2019-1974 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to bypass user authentication and gain access as an administrative user. The vulnerability is due to insufficient request header validation during the authentication process. EPSS estimates a 4.49% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to bypass user authentication and gain access as an administrative user. The vulnerability is due to insufficient request header validation during the authentication process. An attacker could exploit this vulnerability by sending a series of malicious requests to an affected device. An exploit could allow the attacker to gain full administrative access to the affected device.

Metrics

CVSS 3.0
9.8/10

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
4.49%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIntegrated Management Controller Supervisor>= 2.2.0.0, <= 2.2.0.6
CiscoIntegrated Management Controller Supervisor2.1.0.0
CiscoUcs Director>= 5.5.0.0, <= 5.5.0.2
CiscoUcs Director>= 6.0.0.0, <= 6.0.1.3
CiscoUcs Director>= 6.5.0.0, <= 6.5.0.3
CiscoUcs Director>= 6.6.0.0, <= 6.6.1.0
CiscoUcs Director>= 6.7.0.0, <= 6.7.2.0
CiscoUcs Director6.7\(1.1\)
CiscoUcs Director6.7\(2.0\)
CiscoUcs Director Express For Big Data>= 2.1.0.0, <= 2.1.0.2
CiscoUcs Director Express For Big Data>= 3.0.0.0, <= 3.0.1.3
CiscoUcs Director Express For Big Data>= 3.5.0.0, <= 3.5.0.3
CiscoUcs Director Express For Big Data>= 3.7.0.0, <= 3.7.2.0
CiscoUcs Director Express For Big Data3.6.0.0
CiscoUcs Director Express For Big Data3.6.1.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-1974?
A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to bypass user authentication and gain access as an administrative user. The vulnerability is due to insufficient request header validation during the authentication process. An attacker could exploit this vulnerability by sending a series of malicious requests to an affected device. An exploit could allow the attacker to gain full administrative access to the affected device.
How severe is CVE-2019-1974?
CVE-2019-1974 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.49% probability of exploitation in the next 30 days.
How do I fix CVE-2019-1974?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST