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CVE-2019-12634

HIGHCVSS 7.5/10EPSS 2.05%

Last modified

CVE-2019-12634 is a high-severity vulnerability rated 7.5/10 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 cause a denial of service (DoS) condition. The vulnerability is due to a missing authentication check in an API call. EPSS estimates a 2.05% 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 cause a denial of service (DoS) condition. The vulnerability is due to a missing authentication check in an API call. An attacker who can send a request to an affected system could cause all currently authenticated users to be logged off. Repeated exploitation could cause the inability to maintain a session in the web-based management portal.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
2.05%

78.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIntegrated Management Controller Supervisor>= 2.2.0.3, <= 2.2.0.6
CiscoUcs Director>= 6.7.0.0, <= 6.7.2.0
CiscoUcs Director6.6.0.0
CiscoUcs Director6.6.1.0
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-2019-12634?
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 cause a denial of service (DoS) condition. The vulnerability is due to a missing authentication check in an API call. An attacker who can send a request to an affected system could cause all currently authenticated users to be logged off. Repeated exploitation could cause the inability to maintain a session in the web-based management portal.
How severe is CVE-2019-12634?
CVE-2019-12634 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.05% probability of exploitation in the next 30 days.
How do I fix CVE-2019-12634?
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.

Are you affected by CVE-2019-12634?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST