CVE-2019-1750: Cisco IOS XE Software Catalyst 4500 Cisco Discovery Protocol Denial of Service Vulnerability
First published: Wed Mar 27 2019(Updated: )
A vulnerability in the Easy Virtual Switching System (VSS) of Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an unauthenticated, adjacent attacker to cause the switches to reload. The vulnerability is due to incomplete error handling when processing Cisco Discovery Protocol (CDP) packets used with the Easy Virtual Switching System. An attacker could exploit this vulnerability by sending a specially crafted CDP packet. An exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS XE | =3.6.0ae | |
| Cisco IOS XE | =3.6.0be | |
| Cisco IOS XE | =3.6.0e | |
| Cisco IOS XE | =3.6.1e | |
| Cisco IOS XE | =3.6.2ae | |
| Cisco IOS XE | =3.6.2e | |
| Cisco IOS XE | =3.6.3e | |
| Cisco IOS XE | =3.6.4e | |
| Cisco IOS XE | =3.6.5ae | |
| Cisco IOS XE | =3.6.5be | |
| Cisco IOS XE | =3.6.5e | |
| Cisco IOS XE | =3.6.6e | |
| Cisco IOS XE | =3.6.7ae | |
| Cisco IOS XE | =3.6.7be | |
| Cisco IOS XE | =3.6.7e | |
| Cisco IOS XE | =3.6.8e | |
| Cisco IOS XE | =3.6.9e | |
| Cisco IOS XE | =3.6.10e | |
| Cisco IOS XE | =3.7.0e | |
| Cisco IOS XE | =3.7.1e | |
| Cisco IOS XE | =3.7.2e | |
| Cisco IOS XE | =3.7.3e | |
| Cisco IOS XE | =3.8.0e | |
| Cisco IOS XE | =3.8.1e | |
| Cisco IOS XE | =3.8.2e | |
| Cisco IOS XE | =3.8.3e | |
| Cisco IOS XE | =3.8.4e | |
| Cisco IOS XE | =3.8.5ae | |
| Cisco IOS XE | =3.8.5e | |
| Cisco IOS XE | =3.8.6e | |
| Cisco IOS XE | =3.8.7e | |
| Cisco IOS XE | =3.9.0e | |
| Cisco IOS XE | =3.9.1e | |
| Cisco IOS XE | =3.9.2be | |
| Cisco IOS XE | =3.9.2e | |
| Cisco IOS XE | =3.10.0ce | |
| Cisco IOS XE | =3.10.0e | |
| Cisco IOS XE | =3.10.1ae | |
| Cisco IOS XE | =3.10.1e | |
| Cisco IOS XE | =3.10.1se | |
| Cisco IOS XE | =3.10.2e | |
| Cisco IOS XE | =16.9.2h |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- collector/nvd-index
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/title
- agent/remedy
- agent/weakness
- agent/author
- agent/references
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- agent/description
- agent/first-publish-date
- agent/event
- vendor/cisco
- canonical/cisco ios xe
- version/cisco ios xe/3.6.0ae
- version/cisco ios xe/3.6.0be
- version/cisco ios xe/3.6.0e
- version/cisco ios xe/3.6.1e
- version/cisco ios xe/3.6.2ae
- version/cisco ios xe/3.6.2e
- version/cisco ios xe/3.6.3e
- version/cisco ios xe/3.6.4e
- version/cisco ios xe/3.6.5ae
- version/cisco ios xe/3.6.5be
- version/cisco ios xe/3.6.5e
- version/cisco ios xe/3.6.6e
- version/cisco ios xe/3.6.7ae
- version/cisco ios xe/3.6.7be
- version/cisco ios xe/3.6.7e
- version/cisco ios xe/3.6.8e
- version/cisco ios xe/3.6.9e
- version/cisco ios xe/3.6.10e
- version/cisco ios xe/3.7.0e
- version/cisco ios xe/3.7.1e
- version/cisco ios xe/3.7.2e
- version/cisco ios xe/3.7.3e
- version/cisco ios xe/3.8.0e
- version/cisco ios xe/3.8.1e
- version/cisco ios xe/3.8.2e
- version/cisco ios xe/3.8.3e
- version/cisco ios xe/3.8.4e
- version/cisco ios xe/3.8.5ae
- version/cisco ios xe/3.8.5e
- version/cisco ios xe/3.8.6e
- version/cisco ios xe/3.8.7e
- version/cisco ios xe/3.9.0e
- version/cisco ios xe/3.9.1e
- version/cisco ios xe/3.9.2be
- version/cisco ios xe/3.9.2e
- version/cisco ios xe/3.10.0ce
- version/cisco ios xe/3.10.0e
- version/cisco ios xe/3.10.1ae
- version/cisco ios xe/3.10.1e
- version/cisco ios xe/3.10.1se
- version/cisco ios xe/3.10.2e
- version/cisco ios xe/16.9.2h