CRITICALCVSS v3.1 9.8Actively exploited · CISA KEV since 2021-11-03Vulnerability
CVE-2018-0171
Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.
Properties
- Euvd product
- Cisco IOS and IOS XE
- Vulnerability name
- Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability
- First seen
- 2026-01-12T21:34:43+00:00
- Cvss score
- 9.8
- Epss score
- 0.99479
- Last seen
- 2026-10-19T12:00:27+00:00
- Due date
- 2022-05-03
- Euvd assigner
- cisco
- Retrieved at
- 2026-10-21T01:24:47+00:00
- Exploited euvd since
- 2021-11-03T00:00:00+00:00
- Src batch id
- epss_history-20261020T103617Z-728ddd
- Source url
- https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
- Date added
- 2021-11-03
- Score
- 9.8
- Euvd base score version
- 3.1
- Fetched at
- 2026-10-20T10:36:20+00:00
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- In Signal since
- initial import (Sep 2026)
- Euvd base score
- 7.5
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Related Entities (5)
HAS_WEAKNESS (2)
AFFECTS_PRODUCT (1)
DESCRIBES (1)
INVOLVES (1)
Explore deeper with Ninja Signal's threat intelligence graph