What is CVE-2007-4607?

CVE-2007-4607 is a vulnerability in Gate Comm Software Postcast Server Pro, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2007-08-31.

Is CVE-2007-4607 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Gate Comm Software Postcast Server Pro

CVE-2007-4607

Buffer overflow in the EasyMailSMTPObj ActiveX control in emsmtp.dll 6.0.1 in the Quiksoft EasyMail SMTP Object, as used in Postcast Server Pro 3.0.61 and other products, allows remote attackers to execute arbitrary code via a long argument to the SubmitToExpress method, a different vulnerability than CVE-2007-1029. NOTE: this may have been fixed in version 6.0.3.15.

Vulnerability class: Buffer Overflow

Published 2007-08-31 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.564 (99.0th percentile), scored 2026-10-18.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.564 · newest: 0.564 · change: 0.000

Affected products

Gate Comm Software Postcast Server Pro — versions 3.0.61
Quicksoft Easymail Objects

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

www.securityfocus.com/bid/25467 (Exploit, vdb-entry)
www.kb.cert.org/vuls/id/281977 (US Government Resource, third-party-advisory)
secunia.com/advisories/24199 (third-party-advisory)
secunia.com/advisories/26639 (third-party-advisory)
retrogod.altervista.org/postcast-emsmtp_bof.html
community.ivanti.com/docs/DOC-50988
osvdb.org/38335 (vdb-entry)
exchange.xforce.ibmcloud.com/vulnerabilities/36307 (vdb-entry)
www.exploit-db.com/exploits/4328 (exploit)
archives.neohapsis.com/archives/bugtraq/2013-04/0220.html (mailing-list)

Frequently asked questions

What is CVE-2007-4607?: CVE-2007-4607 is a vulnerability in Gate Comm Software Postcast Server Pro, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2007-08-31.
Is CVE-2007-4607 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.