Is CVE-2006-4098 in the CISA KEV catalog?

No. CVE-2006-4098 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-4098?

CVE-2006-4098 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2006-4098?

CVE-2006-4098 has an EPSS score of 12.72% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2006-4098

HIGHEPSS 96th pctl

10.0

CVSS v2

NVD

Description

Stack-based buffer overflow in the CSRadius service in Cisco Secure Access Control Server (ACS) for Windows before 4.1 and ACS Solution Engine before 4.1 allows remote attackers to execute arbitrary code via a crafted RADIUS Accounting-Request packet.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

12.72%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

http://osvdb.org/36126
http://secunia.com/advisories/23629
http://securitytracker.com/id?1017475
http://www.cisco.com/warp/public/707/cisco-sa-20070105-csacs.shtml
http://www.kb.cert.org/vuls/id/477164
http://www.securityfocus.com/bid/21900
http://www.vupen.com/english/advisories/2007/0068
https://exchange.xforce.ibmcloud.com/vulnerabilities/31327

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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 2026-04-23.