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    CVE-2015-4226

    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.

    Published:Jun 30, 2015
    Last Modified:Apr 12, 2025
    EPS:Jun 30, 2015
    EPSS Score:0.00679
    CVSS Score:7.1

    Affected Products

    Vendor
    Cisco
    Product
    Unified Ip Phones 9900 Series Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2015-0600 (CVSS 5) — The mobility extension on Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allows remote attacke…
    CVE-2015-0602 (CVSS 5) — The mobility extension on Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allows remote attacke…
    CVE-2015-0603 (CVSS 4.6) — Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier use weak permissions for unspecified files, whi…
    CVE-2014-0658 (CVSS 5.4) — Cisco 9900 Unified IP phones allow remote attackers to cause a denial of service (unregistration) via a crafte…
    CVE-2013-5532 (CVSS 5) — Buffer overflow in the web-application interface on Cisco 9900 IP phones allows remote attackers to cause a de…
    CVE-2013-5533 (CVSS 6) — The image-upgrade functionality on Cisco 9900 Unified IP phones allows local users to gain privileges by placi…
    CVE-2013-3426 (CVSS 5) — The Serviceability servlet on Cisco 9900 IP phones does not properly restrict paths, which allows remote attac…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High