CVE-2015-6391
UnknownEPSS 1.91%
Last modified
CVE-2015-6391 is a vulnerability of currently unknown severity. Cisco Unified SIP 3905 phones allow remote attackers to cause a denial of service (resource consumption and functionality loss) via a large amount of network traffic, aka Bug ID CSCuh51331.. EPSS estimates a 1.91% chance of exploitation in the next 30 days.
Description
Cisco Unified SIP 3905 phones allow remote attackers to cause a denial of service (resource consumption and functionality loss) via a large amount of network traffic, aka Bug ID CSCuh51331.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Unified Sip Phone 3900 Firmware | 8.1\(1b\) |
| Cisco | Unified Sip Phone 3900 Firmware | 8.1\(2\) |
| Cisco | Unified Sip Phone 3900 Firmware | 8.1\(2\)sr1 |
| Cisco | Unified Sip Phone 3900 Firmware | 8.1\(3\) |
| Cisco | Unified Sip Phone 3900 Firmware | 8.1\(4\) |
| Cisco | Unified Sip Phone 3900 Firmware | 9.2\(1\) |
| Cisco | Unified Sip Phone 3900 Firmware | 9.2\(2\) |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2015-6391?
Cisco Unified SIP 3905 phones allow remote attackers to cause a denial of service (resource consumption and functionality loss) via a large amount of network traffic, aka Bug ID CSCuh51331.
How severe is CVE-2015-6391?
Severity scoring for CVE-2015-6391 is pending analysis. The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.
How do I fix CVE-2015-6391?
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-2015-6391?
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Scan your code nowSource: NVD / NIST