Sma 210 Firmware vulnerabilitiesAnd the versions its exploited flaws hit.
Sma 210 Firmware is made by SonicWall. We track 30 published vulnerabilities in it, across 19 versions. 5 of them are on the list of flaws known to be exploited, the newest added on 1 May 2025. If you run Sma 210 Firmware, check your version against the exploited flaws below and patch those first.
The most recent Sma 210 Firmware flaw added to the known-exploited list is CVE-2023-44221, on 1 May 2025. We keep watching the known-exploited list.
Which versions of Sma 210 Firmware do the exploited flaws hit?
Each exploited flaw lists the versions it affects, usually as ranges. "before 9.0.0.11-31sv" means every version up to, but not including, 9.0.0.11-31sv. Find your version, then patch.
- CVE-2023-44221Exploited list, 1 May 2025
SonicWall SMA100 Appliances OS Command Injection Vulnerability
up to 10.2.1.9-57sv - CVE-2021-20035Exploited list, 16 Apr 2025
SonicWall SMA100 Appliances OS Command Injection Vulnerability
before 9.0.0.11-31sv10.2.0.0 to before 10.2.0.8-37sv10.2.1.0 to before 10.2.1.1-19sv - CVE-2021-20028Exploited list, 28 Mar 2022
SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability
8.0.0.0 to before 9.0.0.10-28sv - CVE-2021-20038Exploited list, 28 Jan 2022
SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
10.2.0.8-37sv10.2.1.1-19sv10.2.1.2-24sv
1 more exploited flaw names Sma 210 Firmware without a version of its own, for example as the system other affected software runs on. It is in the list below.
Which Sma 210 Firmware vulnerabilities are being exploited?
5 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 7.2SonicWall SMA100 Appliances OS Command Injection Vulnerability
SonicWall SMA100 appliances contain an OS command injection vulnerability in the SSL-VPN management interface that allows a remote, authenticated attacker with administrative privilege to inject arbitrary commands as...
- 6.5SonicWall SMA100 Appliances OS Command Injection Vulnerability
SonicWall SMA100 appliances contain an OS command injection vulnerability in the management interface that allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user, which could...
- 9.8SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability
SonicWall Secure Remote Access (SRA) products contain an improper neutralization of a SQL Command leading to SQL injection.
- 9.8SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
SonicWall SMA 100 devies are vulnerable to an unauthenticated stack-based buffer overflow vulnerability where exploitation can result in code execution.
- 9.8SonicWall SSLVPN SMA100 SQL Injection Vulnerability
SonicWall SSLVPN SMA100 contains a SQL injection vulnerability that allows remote exploitation for credential access by an unauthenticated attacker.
Which Sma 210 Firmware flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- >99%
A Stack-based buffer overflow vulnerability in SMA100 Apache httpd server's mod_cgi module environment variables allows a remote unauthenticated attacker to potentially execute code as a 'nobody' user in the appliance.
- 81%CVE-2021-20034Critical
An improper access control vulnerability in SMA100 allows a remote unauthenticated attacker to bypass the path traversal checks and delete an arbitrary file potentially resulting in a reboot to factory default settings.
- 79%CVE-2021-20039High
Improper neutralization of special elements in the SMA100 management interface '/cgi-bin/viewcert' POST http method allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user.
- 76%
Improper neutralization of special elements in the SMA100 SSL-VPN management interface allows a remote authenticated attacker with administrative privilege to inject arbitrary commands as a 'nobody' user, potentially...
- 64%CVE-2025-40598Medium
A Reflected cross-site scripting (XSS) vulnerability exists in the SMA100 series web interface, allowing a remote unauthenticated attacker to potentially execute arbitrary JavaScript code.
- 57%CVE-2025-40596High
A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.
- 40%CVE-2021-20044High
A post-authentication remote command injection vulnerability in SonicWall SMA100 allows a remote authenticated attacker to execute OS system commands in the appliance.
- 40%
A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to perform SQL query to access username password and other session related information.
- 31%CVE-2025-40597High
A Heap-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.
- 30%
Improper neutralization of a SQL Command leading to SQL Injection vulnerability impacting end-of-life Secure Remote Access (SRA) products, specifically the SRA appliances running all 8.x firmware and 9.0.0.9-26sv or...
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1 flaw being exploited affects software Acme tracks
SonicWall SMA100 appliances contain an OS command injection vulnerability in the SSL-VPN management interface that allows a remote, authenticated attacker with administrative privilege to inject arbitrary commands as a 'nobody' user.
- Matched to
- Sma 210 Firmware on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 30 published vulnerabilities listed under the name Sma 210 Firmware, across 19 versions. The most recent Sma 210 Firmware flaw added to the known-exploited list is CVE-2023-44221, on 1 May 2025.
5 are on the list of flaws known to be exploited. The most recently added are CVE-2023-44221, CVE-2021-20035 and CVE-2021-20028.
Each flaw names its own versions, usually as ranges. The newest, CVE-2023-44221, affects up to 10.2.1.9-57sv. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track Sma 210 Firmware. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.