Dropbear SSH Server before 2013.59 generates error messages for a failed logon attempt with different time delays depending on whether the user account exists, which allows remote attackers to discover valid usernames.
Published 2013-10-25 23:55:04
Updated 2018-10-30 16:28:04
Source Red Hat, Inc.
View at NVD,   CVE.org

Products affected by CVE-2013-4434

Exploit prediction scoring system (EPSS) score for CVE-2013-4434

0.62%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2013-4434

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:P/I:N/A:N
10.0
2.9
NIST

CWE ids for CVE-2013-4434

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2013-4434

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