CVE-2016-6887
Summary
| CVE | CVE-2016-6887 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-01-13 16:59:00 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| Description | The pstm_exptmod 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 a CRT attack. |
Risk And Classification
Primary CVSS: v3.0 5.9 MEDIUM from [email protected]
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Problem Types: CWE-200 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 5.9 | MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 2.0 | [email protected] | Primary | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
NoneAV:N/AC:M/Au:N/C:P/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Fun with Bignums: Crashing MatrixSSL and more | The Fuzzing Project | af854a3a-2127-422b-91ae-364da2661108 | blog.fuzzing-project.org | Third Party Advisory |
| MatrixSSL - MatrixSSL 3.8.4 | af854a3a-2127-422b-91ae-364da2661108 | www.matrixssl.org | Patch, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.