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Vulnerabilities

Vulnerability · CVE-2025-32817

A Improper Link Resolution vulnerability (CWE-59) in the SonicWall Connect Tunnel Windows (32 and 64 bit) client, this results in unauthorized file overwrite, potentially leading t

Published Apr 16, 2025 · catalog updated Apr 17, 2025 · SonicWall Connect Tunnel

Check if you run it

No confirmed exploitation is on record for CVE-2025-32817. EPSS is 0.35%. Act only if a listed version of SonicWall Connect Tunnel is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.35%
Remediation
Vendor / distro source
Affected products
vendor SonicWall Connect Tunnel 12.4.3.283 and earlier versions

A Improper Link Resolution vulnerability (CWE-59) in the SonicWall Connect Tunnel Windows (32 and 64 bit) client, this results in unauthorized file overwrite, potentially leading to denial of service or file corruption.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor SonicWall Connect Tunnel 12.4.3.283 and earlier versions12.4.3.283 and earlier versions

How to fix CVE-2025-32817

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-32817. EPSS is 0.35%. Act only if a listed version of SonicWall Connect Tunnel is installed.

Which versions are affected?

Compare what you have installed with SonicWall Connect Tunnel 12.4.3.283 and earlier versions 12.4.3.283 and earlier versions. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.35%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 16, 2025 · EUVD

    Detected

    A Improper Link Resolution vulnerability (CWE-59) in the SonicWall Connect Tunnel Windows (32 and 64 bit) client, this results in unauthorized file overwrite, potentially leading to denial of service or file corruption.

  2. Apr 17, 2025 · EUVD

    Updated

    A Improper Link Resolution vulnerability (CWE-59) in the SonicWall Connect Tunnel Windows (32 and 64 bit) client, this results in unauthorized file overwrite, potentially leading to denial of service or file corruption.

Sources

  • CVE.orgVulnerability recordCVE-2025-32817

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-32817

    30-day exploitation probability 0.4%

    first.org
  • EUVDVulnerability recordEUVD-2025-11550

    A Improper Link Resolution vulnerability (CWE-59) in the SonicWall Connect Tunnel Windows (32 and 64 bit) client, this results in unauthorized file overwrite, potentially leading to denial of service or file corruption.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.