CVE-2023-20095
Last modified
CVE-2023-20095 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. A vulnerability in the remote access VPN feature 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 on an affected device. This vulnerability is due to improper handling of HTTPS requests. EPSS estimates a 0.64% chance of exploitation in the next 30 days.
Description
A vulnerability in the remote access VPN feature 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 on an affected device. This vulnerability is due to improper handling of HTTPS requests. An attacker could exploit this vulnerability by sending crafted HTTPS requests to an affected system. A successful exploit could allow the attacker to cause resource exhaustion, resulting in a DoS condition.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Adaptive Security Appliance Software | 9.8.1 |
| Cisco | Adaptive Security Appliance Software | 9.8.1.5 |
| Cisco | Adaptive Security Appliance Software | 9.8.1.7 |
| Cisco | Adaptive Security Appliance Software | 9.8.2 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.8 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.14 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.15 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.17 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.20 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.24 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.26 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.28 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.33 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.35 |
| Cisco | Adaptive Security Appliance Software | 9.8.2.38 |
| Cisco | Adaptive Security Appliance Software | 9.8.3 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.8 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.11 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.14 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.16 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.18 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.21 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.26 |
| Cisco | Adaptive Security Appliance Software | 9.8.3.29 |
| Cisco | Adaptive Security Appliance Software | 9.8.4 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.3 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.7 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.8 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.10 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.12 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.15 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.17 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.20 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.22 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.25 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.26 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.29 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.32 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.33 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.34 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.35 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.39 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.40 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.41 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.43 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.44 |
| Cisco | Adaptive Security Appliance Software | 9.8.4.45 |
| Cisco | Adaptive Security Appliance Software | 9.12.1 |
| Cisco | Adaptive Security Appliance Software | 9.12.1.2 |
| Cisco | Adaptive Security Appliance Software | 9.12.1.3 |
Showing 50 of 177 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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