Improper input validation in Cisco 2610xm
CVE-2020-3359
A vulnerability in the multicast DNS (mDNS) feature of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper validation of mDNS packets. An attacker could exploit this vulnerability by sending a crafted mDNS packet to an affected device. A successful exploit could cause a device to reload, resulting in a DoS condition.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-mdns-dos… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3359?
- CVE-2020-3359 is a high-severity vulnerability in Cisco 2610xm, classified under Improper Input Validation. CVSS score: 8.6/10. Published 2020-09-24.
- How severe is CVE-2020-3359?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2020-3359 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.