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CVE-2019-1880

Cisco Unified Computing System BIOS Signature Bypass Vulnerability

Published: Jun 5, 2019Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-345
4.4MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 89.0%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available
Self-Check
Not available

Description

A vulnerability in the BIOS upgrade utility of Cisco Unified Computing System (UCS) C-Series Rack Servers could allow an authenticated, local attacker to install compromised BIOS firmware on an affected device. The vulnerability is due to insufficient validation of the firmware image file. An attacker could exploit this vulnerability by executing the BIOS upgrade utility with a specific set of options. A successful exploit could allow the attacker to bypass the firmware signature-verification process and install compromised BIOS firmware on an affected device.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:NI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-345

Affected Products

Cisco Systems Inc.
commercial·USaka cisco, cisco systems
unified computing system server firmware
Networking Infrastructure
UCS C125 M5
Networking Infrastructure
UCS C220 M4
Networking Infrastructure
UCS C220 M5
Networking Infrastructure
UCS C240 M4
Networking Infrastructure
UCS C240 M5
Networking Infrastructure
UCS C460 M4
Networking Infrastructure
UCS C480 M5
Networking Infrastructure
and 1 more affected products View all →

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

http://www.securityfocus.com/bid/108680
securityfocus.com
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190605-ucs-biossig-bypass
tools.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2019-1880
nvd.nist.gov
and 1 more references View all →

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