CVE-2017-6627 — Cisco IOS Software and Cisco IOS XE Software UDP Packet Processing Denial-of-Service Vulnerability

provenance: imported · CVE: CVE-2017-6627

CVE-2017-6627: Cisco IOS Software and Cisco IOS XE Software UDP Packet Processing Denial-of-Service Vulnerability

CISA Known Exploited Vulnerability (KEV)


Vendor / project	Cisco
Product	IOS and IOS XE Software
Date added	2022-03-03
Due date	2022-03-24
Ransomware campaign use	Unknown

Description

A vulnerability in the UDP processing code of Cisco IOS and IOS XE could allow an unauthenticated, remote attacker to cause the input queue of an affected system to hold UDP packets, causing an interface queue wedge and denial of service.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2017-6627

References

NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-6627
KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog