Cisco NX-OS System Software Image Signature Bypass Vulnerability
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. There are no workarounds that address this vulnerability.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2017-12333US | medium6.7 | — | ||
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… | ||||
references
External citations — patches, advisories, analysis.
remediations (1)
- FixedCisco NX-OS Software
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
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