CWE
20 119 190
Advisory Published
CVE Published
Updated

CVE-2008-4309: Input Validation

First published: Fri Oct 31 2008(Updated: )

Integer overflow in the netsnmp_create_subtree_cache function in agent/snmp_agent.c in net-snmp 5.4 before 5.4.2.1, 5.3 before 5.3.2.3, and 5.2 before 5.2.5.1 allows remote attackers to cause a denial of service (crash) via a crafted SNMP GETBULK request, which triggers a heap-based buffer overflow, related to the number of responses or repeats.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/net-snmp<0:5.1.2-13.el4_7.2
0:5.1.2-13.el4_7.2
redhat/net-snmp<1:5.3.1-24.el5_2.2
1:5.3.1-24.el5_2.2
CentOS Net-SNMP Agent Libraries=5.2.5
CentOS Net-SNMP Agent Libraries=5.3.2.2
CentOS Net-SNMP Agent Libraries=5.4

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2008-4309?

    CVE-2008-4309 is a high severity vulnerability that can lead to denial of service through a crafted SNMP GETBULK request.

  • How do I fix CVE-2008-4309?

    To fix CVE-2008-4309, upgrade to net-snmp version 5.4.2.1 or later for affected systems.

  • Which versions of net-snmp are vulnerable to CVE-2008-4309?

    Versions of net-snmp before 5.4.2.1, 5.3.2.3, and 5.2.5.1 are vulnerable to CVE-2008-4309.

  • What kind of attack is possible with CVE-2008-4309?

    CVE-2008-4309 allows remote attackers to conduct a denial of service attack by triggering a heap-based buffer overflow.

  • Is there a specific software source affected by CVE-2008-4309?

    Yes, the vulnerability affects the net-snmp package provided by Red Hat for specific versions.

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