CVE-2021-34704

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Summary

CVECVE-2021-34704
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-01-11 19:15:00 UTC
Updated2023-08-16 16:18:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-787

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Adaptive Security Appliance All All All All
Operating System Cisco Adaptive Security Appliance Software All All All All
Application Cisco Firepower Threat Defense All All All All
Application Cisco Firepower Threat Defense 7.0.0 All All All

References

ReferenceSourceLinkTags
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Denial of Service Vulnerabilities CISCO tools.cisco.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

LEGACY: Nikita Abramov of Positive Technologies

Legacy QID Mappings

  • 317093 Cisco Firepower Threat Defense Software Web Services Multiple Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)
  • 317102 Cisco Adaptive Security Appliance (ASA) Software Web Services Denial of Service (DoS) Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)
  • 317108 Cisco Firepower Threat Defense (FTD) Software Web Services Denial of Service (DoS) Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)
  • 317109 Cisco Firepower Threat Defense (FTD) Software Web Services Denial of Service (DoS) Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)
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