CVE-2017-12333
A vulnerability in Cisco NX-OS System Software could allow an authenticated, local attacker to bypass signature verification when loading a software image.
Impact
A vulnerability in Cisco NX-OS System Software could allow an authenticated, local attacker to bypass signature verification when loading a software image. The vulnerability is due to insufficient NX-OS signature verification for software images. An authenticated, local attacker could exploit this vulnerability to bypass signature verification and load a crafted, unsigned software image 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: CSCvf25045, CSCvf31495.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Cisco | Nx-Os | Version 8.1\(1\) |
| Cisco | Unified Computing System | Version 7.0\(0\)hsk\(0.357\) |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.securityfocus.com/bid/102161
- http://www.securitytracker.com/id/1039933
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-nxos2
- http://www.securityfocus.com/bid/102161
- http://www.securitytracker.com/id/1039933
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-nxos2