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CVE-2025-41256

HIGH

7.4

Description

Cyberduck and Mountain Duck improper handle TLS certificate pinning for untrusted certificates (e.g., self-signed), since the certificate fingerprint is stored as SHA-1, although SHA-1 is considered weak. This issue affects Cyberduck: through 9.1.6; Mountain Duck: through 4.17.5.

CVE Details

CVSS v3.1 Score7.4

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published6/25/2025

Last Modified6/26/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-328

References

https://github.com/iterate-ch/cyberduck/security/advisories/GHSA-688c-vjrc-84rv(1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a)

https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20250325-02_Cyberduck_Mountain_Duck_Weak_Hash(1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a)

https://github.com/iterate-ch/cyberduck/security/advisories/GHSA-688c-vjrc-84rv(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20250325-02_Cyberduck_Mountain_Duck_Weak_Hash(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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