Information disclosure in SonicWall SMA100
Priority LOW 24CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200 and CWE-287.
Summary
A post-authenticated vulnerability in SonicWall SMA100 allows an attacker to export the configuration file to the specified email address. This vulnerability impacts SMA100 version 10.2.0.5 and earlier.
Why it matters now
EPSS 0.00697 53rd 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 10.2.0.5 | — | No fix listed | CNA |
- SMA100 VendorSonicWall Affected up to 10.2.0.5 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-20018
- 2026-10-03 Alias added: GHSA-h7wr-5x75-2c5h
References
More SonicWall Sma100 Firmware vulnerabilities
- TI-2021-02413 NULL pointer deref in signature_algorithms processing CVSS 3.1MEDIUM 5.9
- TI-2021-02414 CA certificate check bypass with X509_V_FLAG_X509_STRICT CVSS 3.1HIGH 7.4
- TI-2021-03338 OS command injection in SonicWall SMA100 CVSS 3.1HIGH 8.8
- TI-2020-04226 Information disclosure in SonicWall SMA100 CVSS 3.1MEDIUM 5.3
Sources
- CVE-2021-20018 · CVE Program
- CVE-2021-20018 · NVD
- FIRST EPSS
- GHSA-h7wr-5x75-2c5h · GitHub Advisory Database · CC BY 4.0
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