Denial of service in Cisco Adaptive Security Appliance and Firepower Threat Defense Software



Published: 2024-10-24
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-20268
CWE-ID CWE-231
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Adaptive Security Appliance (ASA)
Hardware solutions / Security hardware applicances

Cisco Firepower Threat Defense (FTD)
Hardware solutions / Security hardware applicances

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Handling of Extra Values

EUVDB-ID: #VU99321

Risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-20268

CWE-ID: CWE-231 - Improper Handling of Extra Values

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient input validation in the Simple Network Management Protocol (SNMP) feature. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Adaptive Security Appliance (ASA): 6.6.0 - 9.20.2

Cisco Firepower Threat Defense (FTD): 6.6.0 - 9.20.2

CPE2.3 External links

http://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-snmp-dos-7TcnzxTU
http://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xss-M446vbEO
http://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-75300


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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