CVE-2020-1990 PAN-OS: Buffer overflow in the management server
An authenticated user can trigger a stack-based buffer overflow in the management server to execute code with root privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-1990?
CVE-2020-1990 is a high-severity memory corruption vulnerability in Paloaltonetworks Pan-Os, published on 8 Apr 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A stack-based buffer overflow vulnerability in the management server component of PAN-OS allows an authenticated user to upload a corrupted PAN-OS configuration and potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 8.1 versions before 8.1.13; 9.0 versions before 9.0.7. This issue does not affect PAN-OS 7.1.
Which versions are affected by CVE-2020-1990?
It affects 1 product.
Products include Paloaltonetworks Pan-Os.
How do I fix CVE-2020-1990?
No fix has been published for CVE-2020-1990 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-1990 being exploited?
There is no known exploitation of CVE-2020-1990 in the wild and no public exploit code.
Other vulnerabilities in Paloaltonetworks Pan-Os
- CVE-2024-3400 Palo Alto Networks PAN-OS Command Injection
- CVE-2020-2021 Palo Alto Networks PAN-OS Authentication Bypass
- CVE-2017-15944 Palo Alto Networks PAN-OS Remote Code Execution
- CVE-2026-0300 Palo Alto Networks PAN-OS Out-of-bounds Write
- CVE-2024-0012 Palo Alto Networks PAN-OS Management Interface Authentication Bypass
Sources
Also known as GHSA-cm7j-2j4j-9pf4.