Tracker / CVE-2020-3516
CVE-2020-3516
Medium 4.3
A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device. The vulnerability is due to insufficient input validation during authentication. An attacker could exploit this vulnerability by entering unexpected characters during a valid authentication. A successful exploit could allow the attacker to crash the web server on the device, which must be manually recovered by disabling and re-enabling the web server.
Affected products and versions
| cisco | ios_xe |
|---|---|
| cisco | ios_xe · … → 16.9.6 |
| cisco | ios_xe · 16.12.0 → 16.12.2 |
| cisco | ios_xe · 17.1.0 → 17.1.1 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.