Improper input validation in Cisco Wireless Lan Controller
CVE-2016-9219
A vulnerability with IPv6 UDP ingress packet processing in Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause an unexpected reload of the device. The vulnerability is due to incomplete IPv6 UDP header validation. An attacker could exploit this vulnerability by sending a crafted IPv6 UDP packet to a specific port on the targeted device. An exploit could allow the attacker to impact the availability of the device as it could unexpectedly reload. This vulnerability affects Cisco Wireless LAN Controller (WLC) running software version 8.2.121.0 or 8.3.102.0. Cisco Bug IDs: CSCva98592.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.030 (87.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Cisco Wireless Lan Controller
- Cisco Wireless Lan Controller Firmware — versions 8.2.121.0
- Cisco Wireless Lan Controller Software — versions 8.3.102.0
- Cisco Wireless Lan Controller — versions Cisco Wireless LAN Controller
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405… (Vendor Advisory)
- www.securityfocus.com/bid/97423 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1038183 (vdb-entry)
Frequently asked questions
- What is CVE-2016-9219?
- CVE-2016-9219 is a high-severity vulnerability in Cisco Wireless Lan Controller, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2017-04-06.
- How severe is CVE-2016-9219?
- High severity. CVSS v3 base score is 7.5 out of 10.