PT-2007-5621 · Mercury · Mercury Mail Transport System

Eliteboy · Published 2007-08-21 · Updated 2017-09-29 · CVE-2007-4440

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Mercury Mail Transport System versions prior to 4.51

Description The issue is a stack-based buffer overflow in the MercuryS SMTP server, which can be exploited by remote attackers to execute arbitrary code. This is achieved by sending a long AUTH CRAM-MD5 string.

Recommendations For versions prior to 4.51, consider disabling the AUTH CRAM-MD5 authentication mechanism until a patch is available to prevent exploitation of the buffer overflow.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2007-4440

Affected Products

Mercury Mail Transport System

References · 13

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/smtp/mercury_cram_md5.rb · Exploit
• 🔥 http://securityfocus.com/bid/25357 · Exploit
• 🔥 https://exploit-db.com/exploits/4294 · Exploit
• 🔥 https://exploit-db.com/exploits/16821 · Exploit
• 🔥 https://exploit-db.com/exploits/4301 · Exploit
• http://secunia.com/advisories/26519 · Vendor Advisory
• http://vupen.com/english/advisories/2007/2918 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2007-4440 · Security Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36117 · Note
• http://securitytracker.com/id?1018587 · Note
• http://archives.neohapsis.com/archives/fulldisclosure/2007-08/0341.html · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36299 · Note
• http://pmail.com/m32_451.htm · Note