HIGHCVSS v3.1 8.8Actively exploited · CISA KEV since 2022-03-03Vulnerability

CVE-2018-0167

There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code.

Properties

Euvd product
Cisco IOS, IOS XE, and IOS XR
Vulnerability name
Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability
First seen
2026-01-12T21:58:25+00:00
Cvss score
8.8
Epss score
0.03354
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-03-17
Euvd assigner
cisco
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2022-03-03T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2022-03-03
Score
8.8
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Cvss vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Related Entities (23)

AFFECTS_PRODUCT (20)

→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_5700:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_armorstratix_5700:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9912:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_8000:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9910:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9922:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_5900:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9906:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:cisco:ios:5.2.0.base:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_8300:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9010:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_5400:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:cisco:ios_xe:5.2.0.base:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:cisco:asr_9904:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:rockwellautomation:allen-bradley_stratix_5410:-:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Improper Restriction of Operations within the Bounds of a Memory Buffer

INVOLVES (1)

←[Signal]kev_added · 2022-03-03

Explore deeper with Ninja Signal's threat intelligence graph

Search in SpektrOpen Signal Desktop
CVE-2018-0167 (CVSS v3.1 8.8) — Ninja Signal Threat Intelligence | Ninja Signal