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CVE-2015-4226 Details
Description
The packet-storing feature on Cisco 9900 phones with firmware 9.3(2) does not properly support the RTP protocol, which allows remote attackers to cause a denial of service (device hang) by sending malformed RTP packets after a call is answered, aka Bug ID CSCur39976.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No CVSS 3.x data is available for this CVE.
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| http://tools.cisco.com/security/center/viewAlert.x?alertId=39554 | CVE | Vendor Advisory |
| http://www.securityfocus.com/bid/75471 | CVE | Third Party AdvisoryVDB Entry |
| http://www.securitytracker.com/id/1032748 | CVE | Third Party AdvisoryVDB Entry |
| http://tools.cisco.com/security/center/viewAlert.x?alertId=39554 | [email protected] | Vendor Advisory |
| http://www.securityfocus.com/bid/75471 | [email protected] | Third Party AdvisoryVDB Entry |
| http://www.securitytracker.com/id/1032748 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-399 | Resource Management Errors | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| cisco unified ip phones 9900 series firmware | 9.3(2) |
CPE
Remediation
| |
Change History
9 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| May 6, 2026 | Status Change | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Jan 4, 2017 | Modified Analysis | [email protected] |
| Dec 31, 2016 | CVE Modified | [email protected] |
| Jun 7, 2016 | CVE Modified | [email protected] |
| Jul 1, 2015 | Modified Analysis | [email protected] |
| Jul 1, 2015 | Initial Analysis | [email protected] |