Cisco ASA/Firepower Threat Defense OSPF Packet out-of-bounds

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Cisco ASA and Firepower Threat Defense. Affected is an unknown function of the component OSPF Handler. This manipulation as part of Packet causes out-of-bounds. This vulnerability appears as CVE-2020-3298. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco ASA and Firepower Threat Defense (Firewall Software) (affected version unknown) and classified as problematic. Affected by this vulnerability is an unknown functionality of the component OSPF Handler. The manipulation as part of a Packet leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. The summary by CVE is:

A vulnerability in the Open Shortest Path First (OSPF) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper memory protection mechanisms while processing certain OSPF packets. An attacker could exploit this vulnerability by sending a series of malformed OSPF packets in a short period of time to an affected device. A successful exploit could allow the attacker to cause a reload of the affected device, resulting in a DoS condition for client traffic that is traversing the device.

The weakness was presented 05/06/2020 as cisco-sa-asa-ftd-ospf-dos-RhMQ as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2020-3298 since 12/12/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

See VDB-154817, VDB-154816 and VDB-154810 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Firewall Software

Vendor

• Cisco

Name

• ASA
• Firepower Threat Defense

License

• commercial

Website

• Vendor: https://www.cisco.com/

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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