Description (CNA)
A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Cisco / Cisco NX-OS Software | affected unspecified before 8.3(1) |
CWE
CWE-347
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-psvb
- http://www.securityfocus.com/bid/108375
ADP enrichment
No English description supplied.
No English description supplied.
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