5.8
CVSSv2

CVE-2021-1284

Published: 06/05/2021 Updated: 07/11/2023
CVSS v2 Base Score: 5.8 | Impact Score: 6.4 | Exploitability Score: 6.5
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 516
Vector: AV:A/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

A vulnerability in the web-based messaging service interface of Cisco SD-WAN vManage Software could allow an unauthenticated, adjacent malicious user to bypass authentication and authorization and modify the configuration of an affected system. To exploit this vulnerability, the attacker must be able to access an associated Cisco SD-WAN vEdge device. This vulnerability is due to insufficient authorization checks. An attacker could exploit this vulnerability by sending crafted HTTP requests to the web-based messaging service interface of an affected system. A successful exploit could allow the malicious user to gain unauthenticated read and write access to the affected vManage system. With this access, the attacker could access information about the affected vManage system, modify the configuration of the system, or make configuration changes to devices that are managed by the system.

Vulnerability Trend

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cisco sd-wan vmanage

cisco catalyst sd-wan manager

Vendor Advisories

A vulnerability in the web-based messaging service interface of Cisco SD-WAN vManage Software could allow an unauthenticated, adjacent attacker to bypass authentication and authorization and modify the configuration of an affected system To exploit this vulnerability, the attacker must be able to access an associated Cisco SD-WAN vEdge device Thi ...