sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remote attackers to enumerate users by leveraging the timing difference between responses when a large password is provided.

Published : 2017-02-13 17:59 Updated : 2019-02-07 11:29

CVSS Score More info
Score 4.3 / 10
Vendor Product Version URI
Openbsd Openssh 7.2 cpe:/a:openbsd:openssh:7.2:p2
  1. Openbsd (1) Search CVE
    1. Openssh (1) Search CVE
      1. 7.2


ID Name Description Links
CWE-200 Information Exposure An information exposure is the intentional or unintentional disclosure of information to an actor that is not explicitly authorized to have access to that information. CVE