Buffer overflow in Cisco iOS Xe Software
CVE-2018-0470
A vulnerability in the web framework of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a buffer overflow condition on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to the affected software improperly parsing malformed HTTP packets that are destined to a device. An attacker could exploit this vulnerability by sending a malformed HTTP packet to an affected device for processing. A successful exploit could allow the attacker to cause a buffer overflow condition on the affected device, resulting in a DoS condition.
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: 0.044 (91.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000
Affected products
- Cisco iOS Xe Software
- Cisco iOS Xe — versions 16.3(1), 16.2.0, 16.3\(1\)
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)
- www.securityfocus.com/bid/105397 (VDB Entry, Third Party Advisory, vdb-entry)
- ics-cert.us-cert.gov/advisories/ICSA-19-094-03
Frequently asked questions
- What is CVE-2018-0470?
- CVE-2018-0470 is a high-severity vulnerability in Cisco iOS Xe Software, classified under CWE-399. CVSS score: 8.6/10. Published 2018-10-05.
- How severe is CVE-2018-0470?
- High severity. CVSS v3 base score is 8.6 out of 10.