Improper Initialization in Cisco IOS XE - CVE-2021-34697

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Main Vulnerability Database Vulnerabilities #VU56865

Improper Initialization in Cisco IOS XE - CVE-2021-34697

Published: September 24, 2021


Vulnerability identifier: #VU56865
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-34697
CWE-ID: CWE-665
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco IOS XE
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 improper initialization in the Protection Against Distributed Denial of Service Attacks feature. A remote attacker can cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.

External links