CVE-2009-4409

Published Dec 23, 2009 CVSS 2.0 · 2.6 Low EPSS 1.4% KEV · Not listed
Description
The (1) CHAP and (2) MS-CHAP-V2 authentication capabilities in the PPP Access Concentrator (PPPAC) function in Internet Initiative Japan SEIL/B1 firmware 1.00 through 2.52 use the same challenge for each authentication attempt, which allows remote attackers to bypass authentication via a replay attack.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2009-4376 The (1) CHAP and (2) MS-CHAP-V2 authentication capabilities in the PPP Access Concentrator (PPPAC) function in Internet Initiative Japan SEIL/B1 firmware 1.00 through 2.52 use the same challenge for each authentication attempt, which allows remote attackers to bypass authentication via a replay attack.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 17, 2024, 1:35 AM
Reserved
Dec 23, 2009, 12:00 AM
Status
Modified
Published
Dec 23, 2009, 9:30 PM
Modified
Jun 16, 2026, 11:13 PM