SonicWall SMA100 SSLVPN os command injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in SonicWall SMA100. This affects an unknown function of the component SSLVPN. The manipulation leads to os command injection. This vulnerability is documented as CVE-2025-32821. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in SonicWall SMA100 (affected version unknown) and classified as critical. This issue affects an unknown functionality of the component SSLVPN. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in SMA100 allows a remote authenticated attacker with SSLVPN admin privileges can with admin privileges can inject shell command arguments to upload a file on the appliance.

It is possible to read the advisory at psirt.global.sonicwall.com. The identification of this vulnerability is CVE-2025-32821 since 04/11/2025. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/19/2025). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 235656 (SonicWall Secure Mobile Access < 10.2.1.15-81sv (SNWLID-2025-0011)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (235656). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• SonicWall

Name

• SMA100

License

• commercial

Website

• Vendor: https://www.sonicwall.com/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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