Buffer overflow in Cisco SD-WAN vEdge Routers and Cisco SD-WAN vEdge Cloud Router - CVE-2021-1510

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Main Vulnerability Database Vulnerabilities #VU52929

Buffer overflow in Cisco SD-WAN vEdge Routers and Cisco SD-WAN vEdge Cloud Router - CVE-2021-1510

Published: May 6, 2021


Vulnerability identifier: #VU52929
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1510
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco SD-WAN vEdge Routers
Cisco SD-WAN vEdge Cloud Router
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the packet mirroring feature in Cisco SD-WAN vEdge Software. A remote attacker can send specially crafted traffic to the system, trigger memory corruption and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links