CVE-2015-5352: Medium severity openssh vulnerability

Published Aug 3, 2015
·
Updated

The x11openhelper function in channels.c in ssh in OpenSSH before 6.9, when ForwardX11Trusted mode is not used, lacks a check of the refusal deadline for X connections, which makes it easier for remote attackers to bypass intended access restrictions via a connection outside of the permitted time window.

Affected Software

1 affected component
OpenBSD OpenSSH<=6.8

Event History

Aug 3, 2015
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2015-5352?

CVE-2015-5352 is considered a medium severity vulnerability due to the potential for remote attackers to bypass access restrictions.

2

How do I fix CVE-2015-5352?

To fix CVE-2015-5352, upgrade your OpenSSH version to 6.9 or later.

3

What systems are affected by CVE-2015-5352?

CVE-2015-5352 affects OpenSSH versions prior to 6.9.

4

What does CVE-2015-5352 exploit?

CVE-2015-5352 exploits a lack of deadline checks for X connections in non-ForwardX11Trusted mode.

5

Can CVE-2015-5352 lead to unauthorized access?

Yes, CVE-2015-5352 can potentially allow remote attackers to establish unauthorized X connections.

Contact

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