Stack-based buffer overflow in SonicWall SMA100
Priority MEDIUM 53CWE-121Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
Stack-based buffer overflow in SonicWall SMA100 allows an unauthenticated user to execute arbitrary code in function libSys.so. This vulnerability impacted SMA100 version 9.0.0.3 and earlier.
Why it matters now
EPSS 0.08817 95th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SonicWall | SMA100 | up to 9.0.0.3 | — | No fix listed | CNA |
- SMA100 VendorSonicWall Affected up to 9.0.0.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-7482
- 2026-10-03 Alias added: GHSA-qwrr-w7m7-w9gh
References
More SonicWall Sma 100 Firmware vulnerabilities
- TI-2021-03337 SQL injection in SonicWall SMA100 KEVCVSS 3.1CRITICAL 9.8
- TI-2019-05312 Path traversal in SonicWall SMA100 KEVCVSS 3.1HIGH 7.5
- TI-2019-05310 SQL injection in SonicWall SMA100 KEVCVSS 3.1HIGH 7.5
- TI-2025-23850 A vulnerability in SMA100 allows a remote authenticated attacker with SSLVPN user… CVSS 3.1HIGH 8.8
- TI-2025-23852 OS command injection in SonicWall SMA100 CVSS 3.1HIGH 7.2
- TI-2025-23851 Path traversal in SonicWall SMA100 CVSS 3.1HIGH 8.8
Sources
- CVE-2019-7482 · CVE Program
- CVE-2019-7482 · NVD
- FIRST EPSS
- GHSA-qwrr-w7m7-w9gh · GitHub Advisory Database · CC BY 4.0
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