Is CVE-2006-5552 being actively exploited?

CVE-2006-5552 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-5552?

CVE-2006-5552 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2006-5552

HIGH · CVSS 7.5EPSS 4.7%EU EUVD

Multiple heap-based buffer overflows in RevilloC MailServer 1.21 and earlier allow remote attackers to cause a denial of service (CPU consumption or application crash) or execute arbitrary code via a long argument to the (1) MAIL FROM or (2) RCPT TO command.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-119
EPSS score: 4.7% (92th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-5537)
Published: October 26, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5537 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

revilloc solutions / revilloc mailserver

References

http://secunia.com/advisories/22559(Vendor Advisory)
http://www.securityfocus.com/bid/20709(Exploit)
http://www.vupen.com/english/advisories/2006/4181(Vendor Advisory)
https://exchange.xforce.ibmcloud.com/vulnerabilities/29803
https://www.exploit-db.com/exploits/2650

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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