cisco-sa-20191002-asa-dos: Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software FTP Inspection Denial of Service Vulnerability
First published: Wed Oct 02 2019(Updated: )
A vulnerability in the FTP inspection engine of Cisco Adaptive Security (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient validation of FTP data. An attacker could exploit this vulnerability by sending malicious FTP traffic through an affected device. A successful exploit could allow the attacker to cause a DoS condition on the affected device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191002-asa-dos
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco ASA Software | =9.12<9.12.2.52=9.10<9.10.1.30=9.9<9.9.2.56>=9.7<=9.8<9.8.4.10>=Earlier than 9.4=9.4=9.5<=9.6<9.6.4.34 | 9.12.2.52 9.10.1.30 9.9.2.56 9.8.4.10 9.6.4.34 |
| Cisco FTD Software | =6.3.0<6.3.0.5 (late October 2019)>=Earlier than 6.1.0=6.1.0=6.2.0=6.2.1=6.2.2<=6.2.3<6.2.3.15 | 6.3.0.5 (late October 2019) 6.2.3.15 |
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Reference Links
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- version/cisco asa software/9.7
- version/cisco asa software/9.8
- version/cisco asa software/earlier than 9.4
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- canonical/cisco ftd software
- version/cisco ftd software/6.3.0
- version/cisco ftd software/earlier than 6.1.0
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- version/cisco ftd software/6.2.0
- version/cisco ftd software/6.2.1
- version/cisco ftd software/6.2.2
- version/cisco ftd software/6.2.3