CVE-2017-12332: Malicious File Upload
First published: Thu Nov 30 2017(Updated: )
A vulnerability in Cisco NX-OS System Software patch installation could allow an authenticated, local attacker to write a file to arbitrary locations. The vulnerability is due to insufficient restrictions in the patch installation process. An attacker could exploit this vulnerability by installing a crafted patch image on an affected device. The vulnerable operation occurs prior to patch activation. An exploit could allow the attacker to write arbitrary files on an affected system as root. 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 2000 Series Fabric Extenders, Nexus 5000 Series Switches, Nexus 5500 Platform Switches, Nexus 5600 Platform Switches, Nexus 6000 Series Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches, Unified Computing System Manager. Cisco Bug IDs: CSCvf16513, CSCvf23794, CSCvf23832.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Unified Computing System | =7.0\(0\)hsk\(0.357\) | |
| Cisco Nx-os | =8.1\(0\)bd\(0.20\) | |
| Cisco Nx-os | =8.1\(1\) |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Cisco NX-OS System Software patch installation vulnerability?
The vulnerability ID for this Cisco NX-OS System Software patch installation vulnerability is CVE-2017-12332.
What is the severity level of CVE-2017-12332?
The severity level of CVE-2017-12332 is medium with a CVSS score of 4.4.
What is the affected software for CVE-2017-12332?
The affected software for CVE-2017-12332 is Cisco Unified Computing System 7.0(0)hsk(0.357), Cisco NX-OS 8.1(0)bd(0.20), and Cisco NX-OS 8.1(1).
What is the description of CVE-2017-12332?
CVE-2017-12332 is a vulnerability in Cisco NX-OS System Software patch installation that could allow an authenticated, local attacker to write a file to arbitrary locations due to insufficient restrictions in the patch installation process.
How can the Cisco NX-OS System Software patch installation vulnerability be exploited?
The Cisco NX-OS System Software patch installation vulnerability can be exploited by an attacker by installing a malicious patch file from an affected device.
- collector/nvd-index
- agent/event
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/type
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/cisco
- canonical/cisco unified computing system
- version/cisco unified computing system/7.0\(0\)hsk\(0.357\)
- canonical/cisco nx-os
- version/cisco nx-os/8.1\(0\)bd\(0.20\)
- version/cisco nx-os/8.1\(1\)