CVE-2016-6882

MEDIUM

MatrixSSL < 3.8.7 - Exposure of Sensitive Information via Lenstra Side-Channel Attack

Title source: llm

Description

MatrixSSL before 3.8.7, when the DHE_RSA based cipher suite is supported, makes it easier for remote attackers to obtain RSA private key information by conducting a Lenstra side-channel attack.

References (5)

Core 5

Core References

Mailing List, Patch mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2016/08/19/7

Technical Description x_refsource_misc

https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf

Third Party Advisory x_refsource_misc

https://access.redhat.com/blogs/766093/posts/1976703

Patch, Release Notes x_refsource_confirm

https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/91488

Scores

CVSS v3 5.9

EPSS 0.0130

EPSS Percentile 67.0%

Attack Vector NETWORK

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

Details

CWE

CWE-200 CWE-320

Status published

Products (1)

matrixssl/matrixssl < 3.8.6

Published Mar 03, 2017

Tracked Since Feb 18, 2026