CVE-2019-7481
HIGHCVE-2019-7481 is a high-severity (CVSS 7.5) SQL Injection vulnerability. It is in CISA's Known Exploited Vulnerabilities catalog (added 2021-11-03) and has been used in ransomware campaigns — treat it as actively exploited and patch now. No vendor fix is recorded yet; mitigation options are listed below.
Vulnerability in SonicWall SMA100 allow unauthenticated user to gain read-only access to unauthorized resources. This vulnerablity impacted SMA100 version 9.0.0.3 and earlier.
Exploitation Status
Actively exploited in the wild
- Confirmed by CISA's Known Exploited Vulnerabilities catalog on 2021-11-03 — including use in ransomware campaigns. Federal agencies were required to remediate by 2022-05-03.
- CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
Exploitation and automatability from CISA (KEV catalog and SSVC triage) for CVE-2019-7481.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
CVE-2019-7481 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 394,415 CVEs with a current EPSS score, this one falls in the ≥ 90% band (highlighted). Counts from FIRST.org, log-scaled.
Description
Vulnerability in SonicWall SMA100 allow unauthenticated user to gain read-only access to unauthorized resources. This vulnerablity impacted SMA100 version 9.0.0.3 and earlier.
Affected Products
sma 100 firmwaresonicwallResearch use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
Detection & mitigation playbook
VulnerabilityDetect
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`).
Remediation status
No fixed release is recorded for CVE-2019-7481 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.
Mitigate without a patch
Until you can upgrade, make sure every query built from user input uses parameterised statements or a prepared-statement API rather than string concatenation, and reduce the database account's privileges so an injected query cannot read or alter data beyond what the feature needs.
How to detect CVE-2019-7481
A community-maintained Nuclei template exists for this CVE. You can scan for it directly:
nuclei -id cve-2019-7481 -u https://target- Template
- SonicWall SRA 4600 VPN - SQL Injection
- Severity
- high
- Impact
- Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL commands, potentially leading to unauthorized access, data leakage, or denial of service.
- Remediation
- Apply the latest security patches or firmware updates provided by SonicWall to mitigate this vulnerability.
Template by ProjectDiscovery nuclei-templates (_darrenmartyn), MIT licensed. View the full template. Scan only systems you are authorised to test.
Frequently Asked Questions
Is CVE-2019-7481 in your dependencies?
Find it across , including transitive dependencies.