THREATPORT/VULNERABILITY/CVE-2016-6883
MEDIUM SEVERITY

CVE-2016-6883

Matrixssl vulnerability

CVSS
5.9
EPSS
13.9%
EPSS pct
96th
Exploited
No known
MatrixSSL before 3.8.3 configured with RSA Cipher Suites allows remote attackers to obtain sensitive information via a Bleichenbacher variant attack.
Affected vendor
Matrixssl
Affected product
Matrixssl
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
  • CWE-200 — Exposure of Sensitive Information
Published
2017-03-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 13.9% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2016-6883

  • Confirm whether Matrixssl Matrixssl is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-6883.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-6883

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-6883 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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