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CVE-2001-1436 — MEDIUM severity vulnerability (Dallas Semiconductor iButton DS1991 returns predictable valu)

Dallas Semiconductor iButton DS1991 returns predictable values when given an incorrect password, which makes it easier for users with physical access to conduct dictionary attacks against the device password.

CVE IDCVE-2001-1436
SeverityMEDIUM
CVSS score4.6
CVSS vectorAV:L/AC:L/Au:N/C:P/I:P/A:P
CWENVD-CWE-Other
StatusModified
Published2001-01-18
Last modified2026-04-16
DescriptionDallas Semiconductor iButton DS1991 returns predictable values when given an incorrect password, which makes it easier for users with physical access to conduct dictionary attacks against the device password.
SourceNIST National Vulnerability Database

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