high
7.8
CWE
476
Advisory Published
Updated

CVE-2015-4047: Null Pointer Dereference

First published: Fri May 29 2015(Updated: )

racoon/gssapi.c in IPsec-Tools 0.8.2 allows remote attackers to cause a denial of service (NULL pointer dereference and IKE daemon crash) via a series of crafted UDP requests.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Ipsec-tools=0.8.2
Ubuntu Linux=12.04
Fedora=20
Fedora=21
F5 BIG-IP Application Acceleration Manager>=11.4.0<=11.6.4
F5 BIG-IP Application Acceleration Manager>=12.0.0<=12.1.4
F5 BIG-IP Application Acceleration Manager=13.0.0
Riverbed SteelApp Traffic Manager>=11.0.0<=11.6.4
Riverbed SteelApp Traffic Manager>=12.0.0<=12.1.4
Riverbed SteelApp Traffic Manager=13.0.0
F5 BIG-IP Advanced Firewall Manager>=11.3.0<=11.6.4
F5 BIG-IP Advanced Firewall Manager>=12.0.0<=12.1.4
F5 BIG-IP Advanced Firewall Manager=13.0.0
F5 BIG-IP Analytics>=11.0.0<=11.6.4
F5 BIG-IP Analytics>=12.0.0<=12.1.4
F5 BIG-IP Analytics=13.0.0
F5 Access Policy Manager>=11.0.0<=11.6.4
F5 Access Policy Manager>=12.0.0<=12.1.4
F5 Access Policy Manager=13.0.0
F5 Application Security Manager>=11.0.0<=11.6.4
F5 Application Security Manager>=12.0.0<=12.1.4
F5 Application Security Manager=13.0.0
F5 BIG-IP>=12.0.0<=12.1.4
F5 BIG-IP=13.0.0
F5 BIG-IP Edge Gateway>=11.0.0<=11.3.0
Riverbed SteelApp Traffic Manager>=11.0.0<=11.6.4
F5 BIG-IP Link Controller>=11.0.0<=11.6.4
F5 BIG-IP Link Controller>=12.0.0<=12.1.4
F5 BIG-IP Link Controller=13.0.0
F5 BIG-IP Policy Enforcement Manager>=11.3.0<=11.6.4
F5 BIG-IP Policy Enforcement Manager>=12.0.0<=12.1.4
F5 BIG-IP Policy Enforcement Manager=13.0.0
F5 BIG-IP Protocol Security Manager>=11.0.0<=11.4.1
F5 BIG-IP WAN Optimization Manager>=11.0.0<=11.3.0
F5 BIG-IP WebAccelerator>=11.0.0<=11.3.0
F5 BIG-IQ Application Delivery Controller=4.5.0
F5 BIG-IP and BIG-IQ Centralized Management=4.6.0
F5 BIG-IQ Cloud and Orchestration>=4.0.0<=4.5.0
F5 BIG-IQ Cloud and Orchestration=1.0.0
F5 BIG-IQ Device>=4.2.0<=4.5.0
F5 BIG-IQ Security>=4.0.0<=4.5.0
F5 Enterprise Manager>=3.0.0<=3.1.1
Debian=7.0
Debian=8.0
Debian=9.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-4047?

    CVE-2015-4047 has a high severity rating due to its potential to cause a denial of service through a NULL pointer dereference and crash of the IKE daemon.

  • How do I fix CVE-2015-4047?

    To fix CVE-2015-4047, update your IPsec-Tools to a version later than 0.8.2 that addresses this vulnerability.

  • Which software is affected by CVE-2015-4047?

    CVE-2015-4047 affects IPsec-Tools version 0.8.2 and several versions of F5 BIG-IP products, Ubuntu Linux 12.04, and various Debian releases.

  • Can CVE-2015-4047 be exploited remotely?

    Yes, CVE-2015-4047 can be exploited by remote attackers through a series of crafted UDP requests.

  • What happens if I am affected by CVE-2015-4047?

    If affected by CVE-2015-4047, your system may experience crashes of the IKE daemon, leading to service disruption.

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