CVE-2017-6542: Buffer Overflow

Published Mar 27, 2017
·
Updated

The sshagentchanneldata function in PuTTY before 0.68 allows remote attackers to have unspecified impact via a large length value in an agent protocol message and leveraging the ability to connect to the Unix-domain socket representing the forwarded agent connection, which trigger a buffer overflow.

Affected Software

3 affected components
Putty PuTTY<=0.67
openSUSE Leap=42.2
Opensuse Project Leap=42.1

Event History

Mar 27, 2017
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description
Data Sourced
via NVD·05:59 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2017-6542?

CVE-2017-6542 is considered a high-severity vulnerability due to its potential for remote code execution.

2

How do I fix CVE-2017-6542?

To mitigate CVE-2017-6542, upgrade to PuTTY version 0.68 or later.

3

What software is affected by CVE-2017-6542?

CVE-2017-6542 affects PuTTY versions prior to 0.68 and specific versions of openSUSE Leap.

4

Can CVE-2017-6542 be exploited remotely?

Yes, CVE-2017-6542 can be exploited remotely if an attacker can connect to the Unix-domain socket of the forwarded agent.

5

What kind of attack does CVE-2017-6542 enable?

CVE-2017-6542 enables a buffer overflow attack that can lead to various unspecified impacts on the affected systems.

Contact

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