CVE-2016-8671: Infoleak

Published Jan 13, 2017
·
Updated

The pstmexptmod function in MatrixSSL 3.8.6 and earlier does not properly perform modular exponentiation, which might allow remote attackers to predict the secret key via unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6887.

Affected Software

1 affected component
MatrixSSL MatrixSSL<=3.8.6

Event History

Jan 13, 2017
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description
Data Sourced
via NVD·04:59 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2016-8671?

CVE-2016-8671 is classified as a high-severity vulnerability due to its potential to allow remote attackers to predict the secret key.

2

How do I fix CVE-2016-8671?

To fix CVE-2016-8671, upgrade to MatrixSSL version 3.8.7 or later, which contains the necessary security patches.

3

What software is affected by CVE-2016-8671?

CVE-2016-8671 affects MatrixSSL versions 3.8.6 and earlier.

4

What type of vulnerability is CVE-2016-8671?

CVE-2016-8671 is a cryptographic vulnerability related to improper modular exponentiation.

5

How can attackers exploit CVE-2016-8671?

Attackers can exploit CVE-2016-8671 by leveraging the flawed pstm_exptmod function to potentially predict the secret key.

Contact

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