7.8
CWE
399
Advisory Published
Updated

CVE-2011-0395

First published: Fri Feb 25 2011(Updated: )

Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 before 8.0(5.20), 8.1 before 8.1(2.48), 8.2 before 8.2(3), and 8.3 before 8.3(2.1), when the RIP protocol and the Cisco Phone Proxy functionality are configured, allow remote attackers to cause a denial of service (device reload) via a RIP update, aka Bug ID CSCtg66583.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Adaptive Security Appliance Software=8.0\(2\)
Cisco Adaptive Security Appliance Software=8.0\(3\)
Cisco Adaptive Security Appliance Software=8.0\(4\)
Cisco Adaptive Security Appliance Software=8.0\(5\)
Cisco Adaptive Security Appliance Software=8.1\(1\)
Cisco Adaptive Security Appliance Software=8.1\(2\)
Cisco Adaptive Security Appliance Software=8.2
Cisco Adaptive Security Appliance Software=8.2\(1\)
Cisco Adaptive Security Appliance Software=8.2\(2\)
Cisco Adaptive Security Appliance Software=8.3
Cisco Adaptive Security Appliance Software=8.0
Cisco Adaptive Security Appliance Software=8.3\(1\)
Cisco ASA 5500 CSC-SSM
Cisco ASA 5505 Firmware
Cisco ASA 5510 firmware
Cisco ASA Software
Cisco ASA
Cisco ASA 5550 firmware
Cisco ASA 5580 Firmware
Cisco PIX
Cisco PIX Firewall
Cisco PIX 506E
Cisco PIX
Cisco PIX Firewall
Cisco PIX
Cisco PIX
Cisco PIX Firewall

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Frequently Asked Questions

  • What is the severity of CVE-2011-0395?

    The severity of CVE-2011-0395 is classified as high due to the potential for remote denial of service.

  • How do I fix CVE-2011-0395?

    To fix CVE-2011-0395, upgrade the Cisco Adaptive Security Appliance software to the latest version recommended by Cisco.

  • Which devices are affected by CVE-2011-0395?

    CVE-2011-0395 affects Cisco Adaptive Security Appliance (ASA) 5500 series devices running specific versions of software prior to the patches.

  • What type of attack does CVE-2011-0395 enable?

    CVE-2011-0395 enables remote attackers to execute a denial of service attack on affected Cisco ASA devices.

  • Are there any workarounds for CVE-2011-0395?

    While upgrading is the best fix, temporarily disabling the RIP protocol and Cisco Phone Proxy may help mitigate the risk associated with CVE-2011-0395.

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