CVE-2021-31539
MEDIUMCVSS 5.5/10EPSS 0.30%
Last modified
CVE-2021-31539 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Wowza Streaming Engine before 4.8.8.01 (in a default installation) has cleartext passwords stored in the conf/admin.password file. A regular local user is able to read usernames and passwords.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.
Description
Wowza Streaming Engine before 4.8.8.01 (in a default installation) has cleartext passwords stored in the conf/admin.password file. A regular local user is able to read usernames and passwords.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wowza | Streaming Engine | < 4.8.8.01 |
References
- https://www.gruppotim.it/redteamExploit, Third Party Advisory
- https://www.wowza.com/docs/wowza-streaming-engine-4-8-8-01-release-notes#breakingRelease Notes, Vendor Advisory
- https://www.wowza.com/products/streaming-engineProduct, Vendor Advisory
- https://www.gruppotim.it/redteamExploit, Third Party Advisory
- https://www.wowza.com/docs/wowza-streaming-engine-4-8-8-01-release-notes#breakingRelease Notes, Vendor Advisory
- https://www.wowza.com/products/streaming-engineProduct, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31539?
Wowza Streaming Engine before 4.8.8.01 (in a default installation) has cleartext passwords stored in the conf/admin.password file. A regular local user is able to read usernames and passwords.
How severe is CVE-2021-31539?
CVE-2021-31539 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31539?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-31539?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST