CVEvulnerability

CVE-2016-6882

5.9 MEDIUM Published 2017-03-03 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2017-03-03
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.0 ([email protected]): 5.9 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected]): 4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
Weaknesses: CWE-200, CWE-320

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.

Affected configurations

• matrixssl matrixssl (<= 3.8.6)

Weakness · not in database (1)

CWE-320

Weakness · CWE (1)

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References

http://www.openwall.com/lists/oss-security/2016/08/19/7 Mailing List, Patch
http://www.securityfocus.com/bid/91488 www.securityfocus.com
https://access.redhat.com/blogs/766093/posts/1976703 Third Party Advisory
https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation Patch, Release Notes
https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf Technical Description
http://www.openwall.com/lists/oss-security/2016/08/19/7 Mailing List, Patch
http://www.securityfocus.com/bid/91488 www.securityfocus.com
https://access.redhat.com/blogs/766093/posts/1976703 Third Party Advisory
https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation Patch, Release Notes
https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf Technical Description