CVE-2017-12333
First published: Thu Nov 30 2017(Updated: )
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.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Nx-os | =8.1\(1\) | |
| Cisco Unified Computing System | =7.0\(0\)hsk\(0.357\) |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Cisco NX-OS System Software vulnerability?
The vulnerability ID for this Cisco NX-OS System Software vulnerability is CVE-2017-12333.
What is the severity of CVE-2017-12333?
The severity of CVE-2017-12333 is medium with a CVSS score of 6.7.
How does this vulnerability in Cisco NX-OS System Software allow an attacker to bypass signature verification?
This vulnerability allows an authenticated, local attacker to bypass signature verification when loading a software image in Cisco NX-OS System Software.
Which software versions are affected by CVE-2017-12333?
Cisco NX-OS 8.1(1) and Cisco Unified Computing System 7.0(0)hsk(0.357) are affected by CVE-2017-12333.
How can I mitigate this vulnerability in Cisco NX-OS System Software?
Refer to the Cisco Security Advisory and follow the recommendations provided to mitigate this vulnerability in Cisco NX-OS System Software.
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- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/author
- agent/weakness
- agent/last-modified-date
- agent/references
- agent/first-publish-date
- agent/tags
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- vendor/cisco
- canonical/cisco nx-os
- version/cisco nx-os/8.1\(1\)
- canonical/cisco unified computing system
- version/cisco unified computing system/7.0\(0\)hsk\(0.357\)