Vulnerability Details CVE-2017-12331
A vulnerability in Cisco NX-OS System Software could allow an authenticated, local attacker to bypass signature verification when loading a software patch. The vulnerability is due to insufficient NX-OS signature verification for software patches. An authenticated, local attacker could exploit this vulnerability to bypass signature verification and load a crafted, unsigned software patch on a targeted device. The attacker would need valid administrator credentials to perform this exploit. This vulnerability affects the following products running Cisco NX-OS System Software: Multilayer Director Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches, Unified Computing System Manager. Cisco Bug IDs: CSCvf16494, CSCvf23655.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.5%
CVSS Severity
CVSS v3 Score 6.7
CVSS v2 Score 7.2
References
- http://www.securityfocus.com/bid/102159
- http://www.securitytracker.com/id/1039930
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-nxos
- http://www.securityfocus.com/bid/102159
- http://www.securitytracker.com/id/1039930
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-nxos
Products affected by CVE-2017-12331
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cpe:2.3:a:cisco:unified_computing_system:7.0(0)hsk(0.357)
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cpe:2.3:o:cisco:nx-os:8.1(1)