CVE-2010-4478

Summary

CVECVE-2010-4478
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-12-06 22:30:31 UTC
Updated2026-05-28 20:16:19 UTC
DescriptionOpenSSH 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from ADP

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

EPSS: 0.003830000 probability, percentile 0.598680000 (date 2026-06-02)

Problem Types: CWE-287 | n/a | CWE-287 CWE-287 Improper Authentication


VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openbsd Openssh 1.2 All All All
Application Openbsd Openssh 1.2.1 All All All
Application Openbsd Openssh 1.2.2 All All All
Application Openbsd Openssh 1.2.27 All All All
Application Openbsd Openssh 1.2.3 All All All
Application Openbsd Openssh 1.3 All All All
Application Openbsd Openssh 1.5 All All All
Application Openbsd Openssh 1.5.7 All All All
Application Openbsd Openssh 1.5.8 All All All
Application Openbsd Openssh 2.1 All All All
Application Openbsd Openssh 2.1.1 All All All
Application Openbsd Openssh 2.2 All All All
Application Openbsd Openssh 2.3 All All All
Application Openbsd Openssh 2.3.1 All All All
Application Openbsd Openssh 2.5 All All All
Application Openbsd Openssh 2.5.1 All All All
Application Openbsd Openssh 2.5.2 All All All
Application Openbsd Openssh 2.9 All All All
Application Openbsd Openssh 2.9.9 All All All
Application Openbsd Openssh 2.9.9p2 All All All
Application Openbsd Openssh 2.9p1 All All All
Application Openbsd Openssh 2.9p2 All All All
Application Openbsd Openssh 3.0 All All All
Application Openbsd Openssh 3.0.1 All All All
Application Openbsd Openssh 3.0.1p1 All All All
Application Openbsd Openssh 3.0.2 All All All
Application Openbsd Openssh 3.0.2p1 All All All
Application Openbsd Openssh 3.0p1 All All All
Application Openbsd Openssh 3.1 All All All
Application Openbsd Openssh 3.1p1 All All All
Application Openbsd Openssh 3.2 All All All
Application Openbsd Openssh 3.2.2 All All All
Application Openbsd Openssh 3.2.2p1 All All All
Application Openbsd Openssh 3.2.3p1 All All All
Application Openbsd Openssh 3.3 All All All
Application Openbsd Openssh 3.3p1 All All All
Application Openbsd Openssh 3.4 All All All
Application Openbsd Openssh 3.4p1 All All All
Application Openbsd Openssh 3.5 All All All
Application Openbsd Openssh 3.5p1 All All All
Application Openbsd Openssh 3.6 All All All
Application Openbsd Openssh 3.6.1 All All All
Application Openbsd Openssh 3.6.1p1 All All All
Application Openbsd Openssh 3.6.1p2 All All All
Application Openbsd Openssh 3.7 All All All
Application Openbsd Openssh 3.7.1 All All All
Application Openbsd Openssh 3.7.1p1 All All All
Application Openbsd Openssh 3.7.1p2 All All All
Application Openbsd Openssh 3.8 All All All
Application Openbsd Openssh 3.8.1 All All All
Application Openbsd Openssh 3.8.1p1 All All All
Application Openbsd Openssh 3.9 All All All
Application Openbsd Openssh 3.9.1 All All All
Application Openbsd Openssh 3.9.1p1 All All All
Application Openbsd Openssh 4.0 All All All
Application Openbsd Openssh 4.0p1 All All All
Application Openbsd Openssh 4.1 All All All
Application Openbsd Openssh 4.1p1 All All All
Application Openbsd Openssh 4.2 All All All
Application Openbsd Openssh 4.2p1 All All All
Application Openbsd Openssh 4.3 All All All
Application Openbsd Openssh 4.3p1 All All All
Application Openbsd Openssh 4.3p2 All All All
Application Openbsd Openssh 4.4 All All All
Application Openbsd Openssh 4.4p1 All All All
Application Openbsd Openssh 4.5 All All All
Application Openbsd Openssh 4.6 All All All
Application Openbsd Openssh 4.7 All All All
Application Openbsd Openssh 4.7p1 All All All
Application Openbsd Openssh 4.8 All All All
Application Openbsd Openssh 4.9 All All All
Application Openbsd Openssh 5.0 All All All
Application Openbsd Openssh 5.1 All All All
Application Openbsd Openssh 5.2 All All All
Application Openbsd Openssh 5.3 All All All
Application Openbsd Openssh 5.4 All All All
Application Openbsd Openssh 5.5 All All All
Application Openbsd Openssh All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
410 Gone af854a3a-2127-422b-91ae-364da2661108 www.openbsd.org
Juniper Networks - 2015-04 Security Bulletin: IDP: Multiple vulnerabilities addressed by third party software updates. af854a3a-2127-422b-91ae-364da2661108 kb.juniper.net
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Bug 659297 – CVE-2010-4252 openssl: session key retrieval flaw in J-PAKE implementation af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Patch
GitHub - seb-m/jpake: Small-subgroup confinement issue in the OpenSSL and OpenSSH implementations of J-PAKE. af854a3a-2127-422b-91ae-364da2661108 github.com
CVS log for src/usr.bin/ssh/jpake.c af854a3a-2127-422b-91ae-364da2661108 www.openbsd.org Patch
seb.dbzteam.org/crypto/jpake-session-key-retrieval.pdf af854a3a-2127-422b-91ae-364da2661108 seb.dbzteam.org Exploit
Error MITRE www.openbsd.org
seb.dbzteam.org/crypto/jpake-session-key-retrieval.pdf MITRE seb.dbzteam.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report