CVE-2021-34704: Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Denial of Service Vulnerability
First published: Tue Jan 11 2022(Updated: )
A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition. This vulnerability is due to improper input validation when parsing HTTPS requests. An attacker could exploit this vulnerability by sending a malicious HTTPS request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Firepower Threat Defense | >=6.7.0<6.7.0.3 | |
| Cisco Firepower Threat Defense | =7.0.0 | |
| Cisco Adaptive Security Appliance Software | >=9.15<9.15.1.17 | |
| Cisco Adaptive Security Appliance Software | >=9.16<9.16.2 |
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Reference Links
- collector/nvd-api
- collector/nvd-index
- agent/author
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/title
- agent/weakness
- agent/severity
- agent/last-modified-date
- agent/tags
- agent/first-publish-date
- agent/event
- agent/description
- vendor/cisco
- canonical/cisco firepower threat defense
- version/cisco firepower threat defense/6.7.0
- version/cisco firepower threat defense/7.0.0
- canonical/cisco adaptive security appliance software
- version/cisco adaptive security appliance software/9.15
- version/cisco adaptive security appliance software/9.16