high
7.8
Advisory Published
Updated

CVE-2013-1103

First published: Thu Jan 24 2013(Updated: )

Cisco Wireless LAN Controller (WLC) devices with software 7.0 before 7.0.220.0, 7.1 before 7.1.91.0, and 7.2 before 7.2.103.0 allow remote attackers to cause a denial of service (Access Point reload) via crafted SIP packets, aka Bug ID CSCts87659.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Wireless LAN Controller (WLC) Software=7.0
Cisco Wireless LAN Controller (WLC) Software=7.0.98.0
Cisco Wireless LAN Controller (WLC) Software=7.1
Cisco Wireless LAN Controller (WLC) Software=7.2
Cisco Wireless LAN Controller (WLC) Software=7.3
Cisco 2000 Wireless LAN Controller
Cisco 2100 Wireless LAN Controller
Cisco 2500 Wireless LAN Controller
Cisco 4100 Wireless LAN Controller
Cisco 4400 Wireless Lan Controller
Cisco 5500 Wireless LAN Controller
Cisco 7500 Wireless LAN Controller
Cisco 8500 Wireless LAN Controller

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2013-1103?

    CVE-2013-1103 has been classified as a denial of service vulnerability that may allow remote attackers to cause an Access Point reload.

  • How do I fix CVE-2013-1103?

    To fix CVE-2013-1103, upgrade your Cisco Wireless LAN Controller software to version 7.0.220.0, 7.1.91.0, or 7.2.103.0 or later.

  • What devices are affected by CVE-2013-1103?

    CVE-2013-1103 affects various models of Cisco Wireless LAN Controllers including versions 7.0, 7.1, and 7.2.

  • What type of attacks can exploit CVE-2013-1103?

    Exploitations of CVE-2013-1103 can lead to a denial of service condition through crafted SIP packets.

  • Is there a workaround for CVE-2013-1103?

    Cisco does not recommend a specific workaround for CVE-2013-1103, thus upgrading to a fixed version is advised.

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