#VU51232 Improper Verification of Cryptographic Signature in Cisco SD-WAN vEdge Routers and Cisco SD-WAN vManage - CVE-2021-1461

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Main Vulnerability Database Vulnerabilities #VU51232

#VU51232 Improper Verification of Cryptographic Signature in Cisco SD-WAN vEdge Routers and Cisco SD-WAN vManage - CVE-2021-1461

Published: March 4, 2021


Vulnerability identifier: #VU51232
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-1461
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco SD-WAN vEdge Routers
Cisco SD-WAN vManage
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to improper verification of digital signatures for patch images. A remote administrator can use an unsigned software patch to bypass signature checks and boot a malicious software patch image.


Remediation

Install updates from vendor's website.

External links