A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface (UEFI) Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improper validation of the server firmware upgrade images. An attacker could exploit this vulnerability by installing a server firmware version that would allow the attacker to disable UEFI Secure Boot. A successful exploit could allow the attacker to bypass the signature validation checks that are done by UEFI Secure Boot technology and load a compromised software image on the affected device. A compromised software image is any software image that has not been digitally signed by Cisco.
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History
Wed, 13 Nov 2024 18:15:00 +0000
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Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2024-11-13T18:05:16.337Z
Reserved: 2018-12-06T00:00:00
Link: CVE-2019-1736
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Updated: 2024-08-04T18:28:42.301Z
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Status : Modified
Published: 2020-09-23T01:15:14.300
Modified: 2024-11-21T04:37:12.767
Link: CVE-2019-1736
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