Input validation error in Cisco Systems, Inc products - CVE-2021-1431
Published: March 30, 2021
Vulnerability identifier: #VU51783
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-2021-1431
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco IOS XE SD-WAN
Cisco 1000 Series Integrated Services Routers
4000 Series Integrated Services Routers
Cisco ASR 1000 Series Aggregation Services Routers
Cloud Services Router 1000V Series
Cisco IOS XE SD-WAN
Cisco 1000 Series Integrated Services Routers
4000 Series Integrated Services Routers
Cisco ASR 1000 Series Aggregation Services Routers
Cloud Services Router 1000V Series
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the vDaemon process. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.