#VU46105 Resource exhaustion in Cisco Systems, Inc products - CVE-2020-3338

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Main Vulnerability Database Vulnerabilities #VU46105

#VU46105 Resource exhaustion in Cisco Systems, Inc products - CVE-2020-3338

Published: August 27, 2020


Vulnerability identifier: #VU46105
Vulnerability risk: 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-2020-3338
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco NX-OS
Cisco Nexus 3000 Series Switches
Cisco Nexus 7000 Series Switches
Cisco Nexus 9000 Series Switches NX-OS Mode
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 application does not properly control consumption of internal resources when processing inbound PIM6 packets. A remote attacker can send multiple specially crafted PIM6 packets, trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links