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CVE-2018-0167

Severity
HIGH
CVSS
8.8
EPSS
0.03376
Risk score
61.38
CISA KEV
Yes
PoC
No
Published
2018-03-28
Modified
2026-01-12
First seen
2026-08-07
Aliases
EUVD-2018-0990, GHSA-H85M-74J9-4R6M
Products
Cisco:IOS, XR, and XE Software, n/a:Cisco IOS, IOS XE, and IOS XR Cisco IOS, IOS XE, and IOS XR
Sources
cisa.gov CVE-2018-0167
euvd EUVD-2018-0990

Description

Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device. Cisco Bug IDs: CSCuo17183, CSCvd73487.

References