What’s Vulnerable › Vulnerabilities

CVE-2019-19455

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-08-03 · updated 2026-06-17
• Weakness: CWE-732

Description

Wowza Streaming Engine before 4.8.5 has Insecure Permissions which may allow a local attacker to escalate privileges in / usr / local / WowzaStreamingEngine / manager / bin / in the Linux version of the server by writing arbitrary commands in any file and execute them as root. This issue was resolved in Wowza Streaming Engine 4.8.5.

Affected products

• Wowza Streaming Engine: before 4.8.5 — fixed in 4.8.5

How to fix

Upgrade to a fixed version: Wowza Streaming Engine 4.8.5. Check the vendor advisory for mitigations.

References

• https://raw.githubusercontent.com/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2019-19455.txt
• https://www.gruppotim.it/redteam
• https://www.wowza.com/docs/wowza-streaming-engine-4-8-5-release-notes
• https://raw.githubusercontent.com/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2019-19455.txt
• https://www.gruppotim.it/redteam
• https://www.wowza.com/docs/wowza-streaming-engine-4-8-5-release-notes

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