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Vulnerability record · CVE-2015-0600 · published 7 February 2015

CVE-2015-0600: Cisco unified ip phones 9900 series firmware improper input validation vulnerability

Cisco · Unified Ip Phones 9900 Series Firmware

The mobility extension on Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allows remote attackers to cause a denial of service (logoff) via crafted packets, aka Bug ID CSCuq12139.

5.0 CVSS 2.0 Medium EPSS 2.2% · top 17.9% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
2.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

The mobility extension on Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allows remote attackers to cause a denial of service (logoff) via crafted packets, aka Bug ID CSCuq12139.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0600 Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=37341 Vendor Advisory
http://www.securityfocus.com/bid/72481
https://exchange.xforce.ibmcloud.com/vulnerabilities/100726
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0600 Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=37341 Vendor Advisory
http://www.securityfocus.com/bid/72481
https://exchange.xforce.ibmcloud.com/vulnerabilities/100726

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.1CVE-2015-4226Cisco unified ip phones 9900 series firmware vulnerabilityThe packet-storing feature on Cisco 9900 phones with firmware 9.3(2) does not properly support the RTP protocol, which allows remote attackers to cau…EPSS 2.8%6.0CVE-2013-5533Cisco unified ip phones 9900 series firmware improper input validation vulnerabilityThe image-upgrade functionality on Cisco 9900 Unified IP phones allows local users to gain privileges by placing shell commands in an unspecified par…EPSS 0.27%5.4CVE-2014-0658Cisco unified ip phones 9900 series firmware improper input validation vulnerabilityCisco 9900 Unified IP phones allow remote attackers to cause a denial of service (unregistration) via a crafted SIP header, aka Bug ID CSCul24898.EPSS 2.7%5.0CVE-2015-0602Cisco unified ip phones 9900 series firmware information exposure vulnerabilityThe mobility extension on Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allows remote attackers to obtain sensitive information by s…EPSS 1.4%5.0CVE-2013-5532Cisco unified ip phones 9900 series firmware improper input validation vulnerabilityBuffer overflow in the web-application interface on Cisco 9900 IP phones allows remote attackers to cause a denial of service (webapp interface outag…EPSS 2.1%5.0CVE-2013-3426Cisco unified ip phones 9900 series firmware permissions and access controls vulnerabilityThe Serviceability servlet on Cisco 9900 IP phones does not properly restrict paths, which allows remote attackers to read arbitrary files by specify…EPSS 1.2%4.6CVE-2015-0603Cisco unified ip phones 9900 series firmware permissions and access controls vulnerabilityCisco Unified IP 9900 phones with firmware 9.4(.1) and earlier use weak permissions for unspecified files, which allows local users to cause a denial…EPSS 0.30%9.5CVE-2026-88771Citrix netscaler application delivery controller improper input validation vulnerabilityImproper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-…KEVEPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2015-0600), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.