Improper input validation in Cisco iOS Software
CVE-2018-0467
A vulnerability in the IPv6 processing code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect handling of specific IPv6 hop-by-hop options. An attacker could exploit this vulnerability by sending a malicious IPv6 packet to or through the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition on an affected device.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.038 (89.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
- Cisco iOS Software
- Cisco iOS Xe — versions 15.6\(2\)sp, 15.6(2)sp, everest-16.6.1
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926… (vendor-advisory, Vendor Advisory)
- www.securitytracker.com/id/1041737 (VDB Entry, Third Party Advisory, vdb-entry)
- ics-cert.us-cert.gov/advisories/ICSA-19-094-03
Frequently asked questions
- What is CVE-2018-0467?
- CVE-2018-0467 is a high-severity vulnerability in Cisco iOS Software, classified under Improper Input Validation. CVSS score: 8.6/10. Published 2018-10-05.
- How severe is CVE-2018-0467?
- High severity. CVSS v3 base score is 8.6 out of 10.