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CVE-2007-4440

Published: Aug 21, 2007Updated: Apr 23, 2026 Sources: CVE List NVDCWE-119
7.5HIGH
NVD MITRE
EPSS Score
64.5%
Top 0.8%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:PA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

pmail
oss-projectaka pegasus, mercury mail transport system, mercury mail server
mercury mail transport systemOn-prem
Communications / email-server-client
and 1 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://secunia.com/advisories/26519
secunia.com
http://archives.neohapsis.com/archives/fulldisclosure/2007-08/0341.html
archives.neohapsis.com
http://www.vupen.com/english/advisories/2007/2918
vupen.com
and 6 more references View all →

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