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Medium · 4.3 CVE-2020-3516 EUVD-2020-24787GHSA-c38h-42jg-3h9q

Cisco IOS XE Software Web UI Improper Input Validation Vulnerability

Published Sep 24, 2020 · Updated Nov 13, 2024 · Assigned by cisco

Description

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

VendorProductAffectedFixed
Cisco Cisco IOS XE Software — —

Advisories 1

References