Is CVE-2010-2156 in the CISA KEV catalog?

No. CVE-2010-2156 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-2156?

CVE-2010-2156 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2010-2156?

CVE-2010-2156 has an EPSS score of 76.41% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2010-2156

MEDIUMEPSS 99th pctl

5.0

CVSS v2

NVD

Description

ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.

CWE-189

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

76.41%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

http://ftp.isc.org/isc/dhcp/dhcp-4.0.2-P1-RELNOTES
http://ftp.isc.org/isc/dhcp/dhcp-4.1.1-P1-RELNOTES
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042843.html
http://secunia.com/advisories/40116
http://www.exploit-db.com/exploits/14185
http://www.mandriva.com/security/advisories?name=MDVSA-2010:114
http://www.securityfocus.com/bid/40775
http://www.securitytracker.com/id?1024093
https://exchange.xforce.ibmcloud.com/vulnerabilities/59222

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.