critical
9.8
CWE
787 121
Advisory Published
Updated

CVE-2023-20079: Cisco IP Phone 6800, 7800, 7900, and 8800 Series Web UI Vulnerabilities

First published: Fri Mar 03 2023(Updated: )

Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Ip Phone 6871 Firmware<11.3.7sr1
Cisco Ip Phone 6871
Cisco Ip Phone 6861 Firmware<11.3.7sr1
Cisco Ip Phone 6861
Cisco Ip Phone 6851 Firmware<11.3.7sr1
Cisco Ip Phone 6851
Cisco Ip Phone 6841 Firmware<11.3.7sr1
Cisco Ip Phone 6841
Cisco Ip Phone 6825 Firmware<11.3.7sr1
Cisco Ip Phone 6825
Cisco Ip Phone 7861 Firmware<11.3.7sr1
Cisco IP Phone 7861
Cisco Ip Phone 7841 Firmware<11.3.7sr1
Cisco Ip Phone 7841
Cisco Ip Phone 7832 Firmware<11.3.7sr1
Cisco Ip Phone 7832
Cisco Ip Phone 7821 Firmware<11.3.7sr1
Cisco Ip Phone 7821
Cisco Ip Phone 7811 Firmware<11.3.7sr1
Cisco Ip Phone 7811
Cisco Ip Phone 8865 Firmware<11.3.7sr1
Cisco Ip Phone 8865
Cisco Ip Phone 8861 Firmware<11.3.7sr1
Cisco Ip Phone 8861
Cisco Ip Phone 8851 Firmware<11.3.7sr1
Cisco IP Phone 8851
Cisco Ip Phone 8845 Firmware<11.3.7sr1
Cisco Ip Phone 8845
Cisco Ip Phone 8841 Firmware<11.3.7sr1
Cisco Ip Phone 8841
Cisco Ip Phone 8832 Firmware<11.3.7sr1
Cisco Ip Phone 8832
Cisco Ip Phone 8811 Firmware<11.3.7sr1
Cisco Ip Phone 8811
Cisco Ip Phone 8831 Firmware<11.3.7sr1
Cisco Ip Phone 8831
Cisco Unified Ip Phone 7945g Firmware<11.3.7sr1
Cisco Unified Ip Phone 7945g
Cisco Unified Ip Phone 7965g Firmware<11.3.7sr1
Cisco Unified Ip Phone 7965g
Cisco Unified Ip Phone 7975g Firmware<11.3.7sr1
Cisco Unified Ip Phone 7975g

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Reference Links

Frequently Asked Questions

  • What is CVE-2023-20079?

    CVE-2023-20079 is a vulnerability in the web-based management interface of certain Cisco IP Phones that could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition.

  • How severe is CVE-2023-20079?

    CVE-2023-20079 has a severity rating of 7.5, which is considered critical.

  • Which Cisco IP Phone models are affected by CVE-2023-20079?

    CVE-2023-20079 affects Cisco IP Phone models 6871, 6861, 6851, 6841, 6825, 7861, 7841, 7832, 7821, 7811, 8865, 8861, 8851, 8845, 8841, 8832, 8811, and 8831.

  • How do I fix CVE-2023-20079?

    To fix CVE-2023-20079, update the firmware of the affected Cisco IP Phones to version 11.3.7sr1 or later.

  • Where can I find more information about CVE-2023-20079?

    More information about CVE-2023-20079 can be found in the advisory at https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ip-phone-cmd-inj-KMFynVcP.

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