CVE-2016-6882
medium
CVSS v3
5.9
CVSS v4 NEW
—
VIR risk
5.9
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.
Predictions
Exploit likelihood
69%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| matrixssl | matrixssl | {"endIncluding":"3.8.6"} | |
References
- http://www.openwall.com/lists/oss-security/2016/08/19/7
- http://www.securityfocus.com/bid/91488
- https://access.redhat.com/blogs/766093/posts/1976703
- https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation
- https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf
- http://www.openwall.com/lists/oss-security/2016/08/19/7
- http://www.securityfocus.com/bid/91488
- https://access.redhat.com/blogs/766093/posts/1976703
- https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation
- https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf
CWEs
CWE-200 CWE-320
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.