CVE-2010-4478

openssh: J-PAKE authentication bypass

Published Dec 6, 2010 CVSS 3.1 · 9.8 Critical EPSS 4.4% KEV · Not listed
Description
OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol, a related issue to CVE-2010-4252.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2010-4446 OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol, a related issue to CVE-2010-4252.
History
Type Values Removed Values Added
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
May 28, 2026, 6:51 PM
Reserved
Dec 6, 2010, 12:00 AM
Status
Modified
Published
Dec 6, 2010, 10:30 PM
Modified
Jun 16, 2026, 11:24 PM
Severity
Important
Public date
Sep 20, 2010, 12:00 AM