CVE-2008-4309

HIGHCVSS 7.5/10EPSS 4.93%

Last modified

CVE-2008-4309 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 4.93% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
4.93%

91.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Net-SnmpNet-Snmp5.2.5
Net-SnmpNet-Snmp5.3.2.2
Net-SnmpNet-Snmp5.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2008-4309?
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.
How severe is CVE-2008-4309?
CVE-2008-4309 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.93% probability of exploitation in the next 30 days.
How do I fix CVE-2008-4309?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-4309?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST