8.6
High
CVE-2019-1751 A vulnerability in the Network Address Translation 64 (NAT64) functions of Cisco IOS Software could allow an…
Description
A vulnerability in the Network Address Translation 64 (NAT64) functions of Cisco IOS Software could allow an unauthenticated, remote attacker to cause either an interface queue wedge or a device reload. The vulnerability is due to the incorrect handling of certain IPv4 packet streams that are sent through the device. An attacker could exploit this vulnerability by sending specific IPv4 packet streams through the device. An exploit could allow the attacker to either cause an interface queue wedge or a device reload, resulting in a denial of service (DoS) condition.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco IOS Software | 15.x | No fix stated |
References
- 20190327 Cisco IOS Software NAT64 Denial of Service Vulnerability tools.cisco.com
- 107601 www.securityfocus.com
Timeline
- Published
- Last modified
Other CVEs of Cisco IOS Software
The 12 CVEs of Cisco IOS Software →
CVE-2019-1758
A vulnerability in 802.1x function of Cisco IOS Software on the Catalyst 6500 Series Switches could allow an…
4.7
Medium
CVE-2018-15376
A vulnerability in the embedded test subsystem of Cisco IOS Software for Cisco 800 Series Industrial Integrated Services…
Not rated
CVE-2018-15375
A vulnerability in the embedded test subsystem of Cisco IOS Software for Cisco 800 Series Industrial Integrated Services…
Not rated
CVE-2018-15373
A vulnerability in the implementation of Cisco Discovery Protocol functionality in Cisco IOS Software and Cisco IOS XE…
Not rated