VULNERABILITY INTELLIGENCE
CVE-2013-4165
CVSS score4.3 MEDIUM
EPSS probability2.28%
CISA KEVNot currently listed
Published2013-08-02
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:N/A:N
Description
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.
Weakness classification
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor