← Back

CVE-2021-1573

nvd nist
Published: Jan 11, 2022Modified: Aug 11, 2026

JSON object

Loading...
7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

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.

Affected (11)

3 products
Adaptive Security Appliance
Secure Firewall Threat Defense
Configuration A
11 vulnerable
Vulnerable SoftwareAffected Versions
version ≤ 9.7
Cisco
9.13 ≤ version < 9.14.3
9.15 ≤ version < 9.15.1.17
9.16 ≤ version < 9.16.1.28
9.8 ≤ version < 9.8.4.40
9.9 ≤ version < 9.12.4.26
Cisco
version ≤ 6.2.2
6.2.3 ≤ version < 6.4.0.13
6.5.0 ≤ version < 6.6.5
6.7.0 ≤ version < 6.7.0.3
Version 7.0.0

Timeline

No history available yet.