CVE-2016-6210

CVE Details

Release Date:	2017-02-13
Impact:	None	What is this?

Description

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.

See more information about CVE-2016-6210 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	5.9
Vector String:	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Version:	3.0
Attack Vector:	Network
Attack Complexity:	High
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (openssh)	ELSA-2017-2563	2017-08-31
Oracle Linux version 6 (openssh)	ELSA-2023-4428	2023-08-11
Oracle Linux version 7 (openssh)	ELSA-2017-2029	2017-08-07
Oracle VM version 3 (openssh)	OVMSA-2023-0019	2023-08-16
Oracle VM version 3.3 (openssh)	OVMSA-2017-0150	2017-08-31
Oracle VM version 3.4 (openssh)	OVMSA-2017-0150	2017-08-31