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CISA KEV · ACTIVELY EXPLOITED
HIGH severity

CVE-2023-44221

HIGH

CVE-2023-44221 is a high-severity (CVSS 7.2) OS Command Injection vulnerability. It is in CISA's Known Exploited Vulnerabilities catalog (added 2025-05-01) — treat it as actively exploited and patch now. No vendor fix is recorded yet; mitigation options are listed below.

Improper neutralization of special elements in the SMA100 SSL-VPN management interface allows a remote authenticated attacker with administrative privilege to inject arbitrary commands…

Published
Updated
Affected
5 products
Patched
See advisory
Exploits
None indexed
Exploitation data as of Oct 22, 2026 · OSV.dev, NVD, CISA KEV, FIRST.org (EPSS)

Exploitation Status

Actively exploited in the wild

  • Confirmed by CISA's Known Exploited Vulnerabilities catalog on 2025-05-01. Federal agencies were required to remediate by 2025-05-22.
  • A successful exploit gives an attacker total control of the affected component, not partial access.

Exploitation and automatability from CISA (KEV catalog and SSVC triage) for CVE-2023-44221.

EPSS Exploitation Probability

via FIRST.org ↗
76.3%probability of exploitation in next 30 days
Very High Risk0.00%
Lower risk than most CVEs100th percentile — riskier than 100% of all scored CVEsHighest risk
3.34%33.2%63.2%93.1%21.7%76.3%Apr 26Jul 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

CVE-2023-44221 by exploitation likelihood (EPSS) against impact (CVSS). In the shaded patch-first corner (EPSS 50%+, CVSS 7.0+).

Where this sits among everything scored

Of 395,249 CVEs with a current EPSS score, this one falls in the 50–90% band (highlighted). Counts from FIRST.org, log-scaled.

Description

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 leading to OS Command Injection Vulnerability.

Affected Products

5 products · 5 configurations
OS
sma 200 firmwaresonicwall
≤ 10.2.1.9-57sv
range
OS
sma 210 firmwaresonicwall
≤ 10.2.1.9-57sv
range
OS
sma 400 firmwaresonicwall
≤ 10.2.1.9-57sv
range
OS
sma 410 firmwaresonicwall
≤ 10.2.1.9-57sv
range
OS
sma 500v firmwaresonicwall
≤ 10.2.1.9-57sv
range

Detection & mitigation playbook

Vulnerability
  1. Detect

    Identify every host running the affected component and compare the installed build against the fixed version below — for source-built or distro-packaged software the version string, not a lockfile, is the source of truth (`dpkg -l`, `rpm -q`, or the binary's own `--version`).

  2. Remediation status

    No fixed release is recorded for CVE-2023-44221 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.

  3. Mitigate without a patch

    Stop passing untrusted input into the interpreter or shell: call the affected binary with an argument array rather than a composed command string, reject anything outside a strict allowlist of expected values, and run the component under an account that cannot reach beyond the work it legitimately does.

Frequently Asked Questions

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 leading to OS Command Injection Vulnerability.
O3 Security · Impact-Aware SCA

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CVE-2023-44221: Command Injection (High 7.2, KEV)