CVE-2007-4440
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System,...
CVE-2007-4440 is a high vulnerability (CVSS 7.5) in Pmail Mercury Mail Transport System, published August 21, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 64.5%, the 99th percentile. No source names a fixed version.
- Severity
- 7.5 HighCVSS 2.0, NVD
- Exploit chance
- 64.5%EPSS, 99th percentile
- Exploitation
- None known4 public exploits
- Fixed in
- No fix listedNo source names one
Description
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Mercury/32 Mail SMTPD - Remote Stack Overrun (PoC) | 2007-08-18 |
| Metasploit | Mercury Mail SMTP AUTH CRAM-MD5 Buffer Overflow | 2007-08-18 |
| Exploit-DB | Mercury/32 Mail SMTPD 4.51 - SMTPD CRAM-MD5 Remote Overflow | 2007-08-22 |
| Exploit-DB | Mercury/32 Mail SMTPD - AUTH CRAM-MD5 Buffer Overflow (Metasploit) | 2010-06-22 |
What each source reports
NVD Score used
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.
- Record
CVE-2007-4440- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE ListNo score
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.
- Record
CVE-2007-4440- Updated
- 2026-11-02
EUVDEUVD-2007-4423No score
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.
- Record
EUVD-2007-4423- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4pc6-hw3m-wcr4No score
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System,...
Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.
- Record
GHSA-4pc6-hw3m-wcr4- Weakness
- CWE-119
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.