Uncontrolled Memory Allocation in Cisco Systems, Inc products - CVE-2022-20717
Published: April 15, 2022
Vulnerability identifier: #VU62347
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-20717
CWE-ID: CWE-789
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
1100 Series Integrated Services Routers
Cisco SD-WAN vEdge 100 Series Routers
Cisco SD-WAN vEdge 1000 Series Routers
Cisco SD-WAN vEdge 2000 Series Routers
Cisco SD-WAN vEdge 5000 Series Routers
1100 Series Integrated Services Routers
Cisco SD-WAN vEdge 100 Series Routers
Cisco SD-WAN vEdge 1000 Series Routers
Cisco SD-WAN vEdge 2000 Series Routers
Cisco SD-WAN vEdge 5000 Series Routers
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient memory management when an affected device receives large amounts of traffic. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.