Information disclosure in Matrixssl

CVE-2016-6883

MatrixSSL before 3.8.3 configured with RSA Cipher Suites allows remote attackers to obtain sensitive information via a Bleichenbacher variant attack.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.139 (96.4th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-6883: held from 0.139 to 0.139.

EPSS over last 30 days · oldest: 0.139 · newest: 0.139 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-6883?
CVE-2016-6883 is a medium-severity vulnerability in Matrixssl, classified under Information Disclosure. CVSS score: 5.9/10. Published 2017-03-03.
How severe is CVE-2016-6883?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2016-6883 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.