CVE-2022-20745
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
A vulnerability in the web services interface for remote access VPN features of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause 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 crafted HTTPS request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
Overview
- CVE ID
- CVE-2022-20745
- Assigner
- ykramarz@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-05-03T04:15:09
- Last Modified Date
- 2022-05-13T01:55:26
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | 1 | OR | 6.4.0.15 | |
| cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | 1 | OR | 6.5.0 | 6.6.5.2 |
| cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* | 1 | OR | 7.0.0 | 7.0.2 |
| cpe:2.3:a:cisco:firepower_threat_defense:7.1.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | 1 | OR | 9.12.4.38 | |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | 1 | OR | 9.13.0 | 9.14.4 |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | 1 | OR | 9.15.0 | 9.15.1.21 |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | 1 | OR | 9.16.0 | 9.16.2.14 |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | 1 | OR | 9.17.0 | 9.17.1.7 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asafdt-webvpn-dos-tzPSYern |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-20745 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-20745 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-08 06:20:09 | Added to TrackCVE |