CVE-2021-40118
Summary
| CVE | CVE-2021-40118 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-10-27 19:15:00 UTC |
| Updated | 2023-11-07 03:38:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: CWE-787
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Cisco | Adaptive Security Appliance | All | All | All | All |
| Operating System | Cisco | Adaptive Security Appliance Software | All | All | All | All |
| Hardware | Cisco | Asa 5505 | - | All | All | All |
| Operating System | Cisco | Asa 5505 Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5505 Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5505 Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5505 Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5505 Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5512-x | - | All | All | All |
| Operating System | Cisco | Asa 5512-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5512-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5512-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5512-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5512-x Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5515-x | - | All | All | All |
| Operating System | Cisco | Asa 5515-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5515-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5515-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5515-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5515-x Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5525-x | - | All | All | All |
| Operating System | Cisco | Asa 5525-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5525-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5525-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5525-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5525-x Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5545-x | - | All | All | All |
| Operating System | Cisco | Asa 5545-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5545-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5545-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5545-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5545-x Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5555-x | - | All | All | All |
| Operating System | Cisco | Asa 5555-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5555-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5555-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5555-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5555-x Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5580 | - | All | All | All |
| Operating System | Cisco | Asa 5580 Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5580 Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5580 Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5580 Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5580 Firmware | 009.016\(001\) | All | All | All |
| Hardware | Cisco | Asa 5585-x | - | All | All | All |
| Operating System | Cisco | Asa 5585-x Firmware | 009.012\(004.024\) | All | All | All |
| Operating System | Cisco | Asa 5585-x Firmware | 009.015\(001.015\) | All | All | All |
| Operating System | Cisco | Asa 5585-x Firmware | 009.015\(001.016\) | All | All | All |
| Operating System | Cisco | Asa 5585-x Firmware | 009.015\(001\) | All | All | All |
| Operating System | Cisco | Asa 5585-x Firmware | 009.016\(001\) | All | All | All |
| Application | Cisco | Firepower Threat Defense | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 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 |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 317093 Cisco Firepower Threat Defense Software Web Services Multiple Vulnerabilities (cisco-sa-asafdt-webvpn-dos-KSqJAKPA)
- 317101 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)