Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-1461 |
CWE-ID | CWE-347 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Cisco SD-WAN vEdge Routers Hardware solutions / Routers & switches, VoIP, GSM, etc Cisco SD-WAN vManage Other software / Other software solutions |
Vendor |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU51232
Risk: Low
CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-1461
CWE-ID:
CWE-347 - Improper Verification of Cryptographic Signature
Exploit availability: No
DescriptionThe 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco SD-WAN vEdge Routers: before 20.4.1
Cisco SD-WAN vManage: before 20.4.1
External linksQ & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.