CVE-2019-19455 json
Wowza Streaming Engine before 4.8.5 has Insecure Permissions which may allow a local attacker to escalate privileges in / usr / local / Wow…
published 2020-08-03 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9075
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- wowza streaming_engine 4.8.5
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
wowza.com
/docs/wowza-streaming-engine-4-8-5-release-notes
release-notes, vendor-advisory
-
gruppotim.it
/redteam
third-party-advisory
-
raw.githubusercontent.com
/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2019-19455.txt
third-party-advisory
Sources
- CVE List CVE-2019-19455
- NVD CVE-2019-19455
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.