CVE-2024-20329 Cisco Adaptive Security Appliance Software Remote Command Injection Vulnerability
Authenticated remote attackers can execute OS commands as root via crafted SSH input in Cisco ASA, leading to full system control.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-20329?
CVE-2024-20329 is a critical command injection vulnerability in Cisco Adaptive Security Appliance Software, published on 23 Oct 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability in the SSH subsystem of Cisco Adaptive Security Appliance (ASA) Software could allow an authenticated, remote attacker to execute operating system commands as root. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by submitting crafted input when executing remote CLI commands over SSH. A successful exploit could allow the attacker to execute commands on the underlying operating system with root-level privileges. An attacker with limited user privileges could use this vulnerability to gain complete control over the system.
Weakness: CWE-146
Which versions are affected by CVE-2024-20329?
It affects 1 product.
Products include Cisco Adaptive Security Appliance Software.
How do I fix CVE-2024-20329?
No fix has been published for CVE-2024-20329 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2024-20329 being exploited?
There is no known exploitation of CVE-2024-20329 in the wild and no public exploit code.
Other vulnerabilities in Cisco Adaptive Security Appliance Software
- CVE-2025-20333 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow
- CVE-2016-6366 Cisco Adaptive Security Appliance (ASA) SNMP Buffer Overflow
- CVE-2026-20349 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection
- CVE-2024-20353 Cisco ASA and FTD Denial of Service
- CVE-2016-6367 Cisco Adaptive Security Appliance (ASA) CLI Remote Code Execution
All Cisco Adaptive Security Appliance Software vulnerabilities
Sources
Also known as GHSA-5xm6-h565-q6mc.