7.4
CWE
120
Advisory Published
Updated

CVE-2024-20313

First published: Wed Apr 24 2024(Updated: )

A vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of OSPF updates that are processed by a device. An attacker could exploit this vulnerability by sending a malformed OSPF update to the device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS XE=17.5.1
Cisco IOS XE=17.5.1a
Cisco IOS XE=17.6.1
Cisco IOS XE=17.6.1a
Cisco IOS XE=17.6.1w
Cisco IOS XE=17.6.1x
Cisco IOS XE=17.6.1y
Cisco IOS XE=17.6.1z
Cisco IOS XE=17.6.1z1
Cisco IOS XE=17.6.2
Cisco IOS XE=17.6.3
Cisco IOS XE=17.6.3a
Cisco IOS XE=17.6.4
Cisco IOS XE=17.6.5
Cisco IOS XE=17.6.5a
Cisco IOS XE=17.7.1
Cisco IOS XE=17.7.1a
Cisco IOS XE=17.7.1b
Cisco IOS XE=17.7.2
Cisco IOS XE=17.8.1
Cisco IOS XE=17.8.1a
Cisco IOS XE=17.9.1
Cisco IOS XE=17.9.1a
Cisco IOS XE=17.9.1w
Cisco IOS XE=17.9.1x
Cisco IOS XE=17.9.1x1
Cisco IOS XE=17.9.1y
Cisco IOS XE=17.9.1y1
Cisco IOS XE=17.9.2
Cisco IOS XE=17.9.2a
Cisco IOS XE=17.9.3
Cisco IOS XE=17.9.3a
Cisco IOS XE=17.10.1
Cisco IOS XE=17.10.1a
Cisco IOS XE=17.10.1b
Cisco IOS XE=17.11.1
Cisco IOS XE=17.11.1a
Cisco IOS XE=17.11.99sw

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