CVE-2009-4409

Published Dec 23, 2009

Last updated 15 years ago

Overview

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.
Source
cve@mitre.org
NVD status
Analyzed

Risk scores

CVSS 2.0

Type
Primary
Base score
2.6
Impact score
2.9
Exploitability score
4.9
Vector string
AV:N/AC:H/Au:N/C:N/I:P/A:N

Weaknesses

nvd@nist.gov
CWE-287

Social media

Hype score
Not currently trending

Configurations