How severe is CVE-2009-1887?

CVE-2009-1887 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-1887 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1887?

CVE-2009-1887 affects Net-snmp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-1887?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-1887 published?

CVE-2009-1887 was published on 2009-06-26 and last updated on 2026-06-16.

CVE-2009-1887

CVE-2009-1887 is a medium-severity vulnerability in Net-snmp with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-369.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-369
Affected product: Net-snmp
Published: 2009-06-26
Last modified: 2026-06-16

Description

agent/snmp_agent.c in snmpd in net-snmp 5.0.9 in Red Hat Enterprise Linux (RHEL) 3 allows remote attackers to cause a denial of service (daemon crash) via a crafted SNMP GETBULK request that triggers a divide-by-zero error. NOTE: this vulnerability exists because of an incorrect fix for CVE-2008-4309.

Frequently asked questions

What is CVE-2009-1887?: agent/snmp_agent.c in snmpd in net-snmp 5.0.9 in Red Hat Enterprise Linux (RHEL) 3 allows remote attackers to cause a denial of service (daemon crash) via a crafted SNMP GETBULK request that triggers a divide-by-zero error. NOTE: this vulnerability exists because of an incorrect fix for CVE-2008-4309.
How severe is CVE-2009-1887?: CVE-2009-1887 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-1887 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1887?: CVE-2009-1887 affects Net-snmp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-1887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1887 published?: CVE-2009-1887 was published on 2009-06-26 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:net-snmp:net-snmp:5.0.9:*:*:*:*:*:*:*

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