Sma 410 Firmware vulnerabilitiesAnd the versions its exploited flaws hit.

Product5 known exploited19 versions
The short answer

Sma 410 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 410 Firmware, check your version against the exploited flaws below and patch those first.

Check your version

The most recent Sma 410 Firmware flaw added to the known-exploited list is CVE-2023-44221, on 1 May 2025. We keep watching the known-exploited list.

Versions

Which versions of Sma 410 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 410 Firmware without a version of its own, for example as the system other affected software runs on. It is in the list below.

Known exploited

Which Sma 410 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.

  1. 7.2
    CVE-2023-44221HighKnown exploited
    SonicWall 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...

    Chance of use76%Known exploited since1 May 2025
  2. 6.5
    CVE-2021-20035MediumKnown exploited
    SonicWall 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...

    Chance of use4.2%Known exploited since16 Apr 2025
  3. 9.8
    CVE-2021-20028CriticalKnown exploited
    SonicWall 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.

    Chance of use30%Known exploited since28 Mar 2022
  4. 9.8
    CVE-2021-20038CriticalKnown exploited
    SonicWall 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.

    Chance of use>99%Known exploited since28 Jan 2022
  5. 9.8
    CVE-2021-20016CriticalKnown exploited
    SonicWall SSLVPN SMA100 SQL Injection Vulnerability

    SonicWall SSLVPN SMA100 contains a SQL injection vulnerability that allows remote exploitation for credential access by an unauthenticated attacker.

    Chance of use40%Known exploited since3 Nov 2021
Exploit likelihood

Which Sma 410 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.

50% or more10% to 49%Under 10%
  1. >99%
    CVE-2021-20038CriticalKnown exploited

    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.

    CVSS9.8Published8 Dec 2021
  2. 81%

    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.

    CVSS9.1Published27 Sep 2021
  3. 79%

    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.

    CVSS8.8Published8 Dec 2021
  4. 76%
    CVE-2023-44221HighKnown exploited

    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...

    CVSS7.2Published5 Dec 2023
  5. 64%

    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.

    CVSS6.1Published23 Jul 2025
  6. 57%

    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.

    CVSS7.3Published23 Jul 2025
  7. 40%

    A post-authentication remote command injection vulnerability in SonicWall SMA100 allows a remote authenticated attacker to execute OS system commands in the appliance.

    CVSS8.8Published8 Dec 2021
  8. 40%
    CVE-2021-20016CriticalKnown exploited

    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.

    CVSS9.8Published4 Feb 2021
  9. 31%

    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.

    CVSS7.5Published23 Jul 2025
  10. 30%
    CVE-2021-20028CriticalKnown exploited

    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...

    CVSS9.8Published4 Aug 2021
Precursor Intelligence

Running Sma 410 Firmware? We'll keep checking.

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FAQ

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We track 30 published vulnerabilities listed under the name Sma 410 Firmware, across 19 versions. The most recent Sma 410 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 410 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.