CVE-2021-20044 Command injection in SonicWall SMA100
Authenticated attackers can execute arbitrary OS commands on SonicWall SMA100 appliances, requiring immediate patching.
- 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-2021-20044?
CVE-2021-20044 is a high-severity command injection vulnerability in SonicWall SMA100, published on 8 Dec 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A post-authentication remote command injection vulnerability in SonicWall SMA100 allows a remote authenticated attacker to execute OS system commands in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.
Weakness: CWE-78
Which versions are affected by CVE-2021-20044?
It affects 5 products.
Products include Sonicwall Sma 200 Firmware, Sonicwall Sma 210 Firmware, Sonicwall Sma 400 Firmware, Sonicwall Sma 410 Firmware, Sonicwall Sma 500v Firmware.
How do I fix CVE-2021-20044?
No fix has been published for CVE-2021-20044 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-2021-20044 being exploited?
There is no known exploitation of CVE-2021-20044 in the wild and no public exploit code.
Other vulnerabilities in SonicWall SMA100
- CVE-2021-20038 SonicWall SMA 100 Appliances Stack-Based Buffer Overflow
- CVE-2023-44221 SonicWall SMA100 Appliances OS Command Injection
- CVE-2021-20035 SonicWall SMA100 Appliances OS Command Injection
- CVE-2022-22273 Command injection in SonicWall SRA/SMA100
- CVE-2021-20042 Server-side request forgery in SonicWall SMA100
Sources
Also known as GHSA-fhm6-4vjw-5xgx.