CVE-2016-6891
UnknownEPSS 1.86%
Last modified
CVE-2016-6891 is a vulnerability of currently unknown severity. MatrixSSL before 3.8.6 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted ASN.1 Bit Field primitive in an X.509 certificate.. EPSS estimates a 1.86% chance of exploitation in the next 30 days.
Description
MatrixSSL before 3.8.6 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted ASN.1 Bit Field primitive in an X.509 certificate.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Matrixssl | Matrixssl | <= 3.8.5 |
References
- http://www.securityfocus.com/bid/93498Third Party Advisory, VDB Entry
- http://www.tripwire.com/state-of-security/security-data-protection/cyber-security/flawed-matrixssl-code-highlights-need-for-better-iot-update-practices/Technical Description, Third Party Advisory
- https://github.com/matrixssl/matrixssl/blob/3-8-6-open/CHANGES.mdPatch, Release Notes, Third Party Advisory
- https://www.kb.cert.org/vuls/id/396440Third Party Advisory, US Government Resource
- http://www.securityfocus.com/bid/93498Third Party Advisory, VDB Entry
- http://www.tripwire.com/state-of-security/security-data-protection/cyber-security/flawed-matrixssl-code-highlights-need-for-better-iot-update-practices/Technical Description, Third Party Advisory
- https://github.com/matrixssl/matrixssl/blob/3-8-6-open/CHANGES.mdPatch, Release Notes, Third Party Advisory
- https://www.kb.cert.org/vuls/id/396440Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-6891?
MatrixSSL before 3.8.6 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted ASN.1 Bit Field primitive in an X.509 certificate.
How severe is CVE-2016-6891?
Severity scoring for CVE-2016-6891 is pending analysis. The EPSS model estimates a 1.86% probability of exploitation in the next 30 days.
How do I fix CVE-2016-6891?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2016-6891?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST