THREATPORT/VULNERABILITY/CVE-2020-9004
HIGH SEVERITY

CVE-2020-9004

Streaming Engine vulnerability

CVSS
8.8
EPSS
3.5%
EPSS pct
88th
Exploited
No known
A remote authenticated authorization-bypass vulnerability in Wowza Streaming Engine 4.8.0 and earlier allows any read-only user to issue requests to the administration panel in order to change functionality. For example, a read-only user may activate the Java JMX port in unauthenticated mode and execute OS commands under root privileges. This issue was resolved in Wowza Streaming Engine 4.8.5.
Affected vendor
Wowza
Affected product
Streaming Engine
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-306 — Missing Authentication for Critical Function
Published
2020-04-14

Risk analysis

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

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2020-9004

  • Confirm whether Wowza Streaming Engine is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-9004.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-9004

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-9004 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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