How severe is CVE-2010-3616?

CVE-2010-3616 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-3616 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3616?

CVE-2010-3616 primarily affects Isc Dhcp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3616?

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

When was CVE-2010-3616 published?

CVE-2010-3616 was published on 2010-12-17 and last updated on 2026-06-16.

CVE-2010-3616

CVE-2010-3616 is a medium-severity vulnerability in Isc Dhcp 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Isc Dhcp
Published: 2010-12-17
Last modified: 2026-06-16

Description

ISC DHCP server 4.2 before 4.2.0-P2, when configured to use failover partnerships, allows remote attackers to cause a denial of service (communications-interrupted state and DHCP client service loss) by connecting to a port that is only intended for a failover peer, as demonstrated by a Nagios check_tcp process check to TCP port 520.

Frequently asked questions

What is CVE-2010-3616?: ISC DHCP server 4.2 before 4.2.0-P2, when configured to use failover partnerships, allows remote attackers to cause a denial of service (communications-interrupted state and DHCP client service loss) by connecting to a port that is only intended for a failover peer, as demonstrated by a Nagios check_tcp process check to TCP port 520.
How severe is CVE-2010-3616?: CVE-2010-3616 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-3616 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3616?: CVE-2010-3616 primarily affects Isc Dhcp. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3616?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-3616 published?: CVE-2010-3616 was published on 2010-12-17 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:isc:dhcp:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:4.2.0:p1:*:*:*:*:*:*

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