Atlassian Bitbucket Server 4.x < 4.10.0 Unauthorized Access

Low Nessus Network Monitor Plugin ID 9886

Synopsis

The remote Bitbucket server is affected by an unauthorized access attack vector.

Description

Versions of Bitbucket 4.x, prior to 4.10.0 contain a flaw that is triggered when handling SSH keys, which can allow access to repositories even though a user has been deleted. This may allow a remote attacker to gain unauthorized access to sensitive information.

Solution

Upgrade to Bitbucket version 4.10.0 or later.

See Also

https://jira.atlassian.com/browse/BSERV-8685

Plugin Details

Severity: Low

ID: 9886

Family: CGI

Published: 2017/01/16

Updated: 2019/03/06

Dependencies: 9566

Risk Information

Risk Factor: Low

CVSS v2.0

Base Score: 2.1

Temporal Score: 1.8

Vector: CVSS2#AV:N/AC:H/Au:S/C:P/I:N/A:N

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

CVSS v3.0

Base Score: 3.1

Temporal Score: 2.8

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:X/RL:O/RC:C

Vulnerability Information

Patch Publication Date: 2016/10/06

Vulnerability Publication Date: 2016/10/05