Timing Side-Channel Attack Vulnerability in HTTPAuthorized Function of bitcoind 0.8.1

CVE-2013-4165 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:N/A:N

The HTTPAuthorized function in bitcoinrpc.cpp in bitcoind 0.8.1 provides information about authentication failure upon detecting the first incorrect byte of a password, which makes it easier for remote attackers to determine passwords via a timing side-channel attack.

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