YoungZSoft CMailServer 3.30 Command User memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in YoungZSoft CMailServer 3.30. The impacted element is an unknown function of the component Command Handler. This manipulation of the argument User causes memory corruption. This vulnerability is registered as CVE-2002-0799. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in YoungZSoft CMailServer 3.30 (Mail Server Software). Affected by this vulnerability is some unknown functionality of the component Command Handler. The manipulation of the argument USER with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in YoungZSoft CMailServer 3.30 allows remote attackers to execute arbitrary code via a long USER argument.

The weakness was published 08/12/2002 (Website). The advisory is shared at online.securityfocus.com. This vulnerability is known as CVE-2002-0799. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10184 (Multiple Vendor POP3 Remote Overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gain a shell remotely and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74107 (YoungZSoft CMailServer Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (9132), Exploit-DB (21466), Tenable (10184), SecurityFocus (BID 4789†) and Vulnerability Center (SBV-3241†). Similar entries are available at VDB-15007, VDB-15263, VDB-17539 and VDB-18510. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10184
Nessus Name: Multiple Vendor POP3 Remote Overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

06/22/1999 🔍
05/21/2002 +1064 days 🔍
05/21/2002 +0 days 🔍
08/12/2002 +83 days 🔍
08/12/2002 +0 days 🔍
12/21/2003 +496 days 🔍
07/22/2014 +3866 days 🔍
09/13/2025 +4071 days 🔍

Sourcesinfo

Advisory: online.securityfocus.com⛔
Status: Confirmed

CVE: CVE-2002-0799 (🔍)
GCVE (CVE): GCVE-0-2002-0799
GCVE (VulDB): GCVE-100-18685
X-Force: 9132
SecurityFocus: 4789 - YoungZSoft CMailServer Buffer Overflow Vulnerability
Vulnerability Center: 3241 - Buffer Overflow in YoungZSoft CmailServer 3.30 Allows Arbitrary Code Execution, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/22/2014 23:51
Updated: 09/13/2025 06:48
Changes: 07/22/2014 23:51 (71), 05/18/2019 16:58 (2), 07/19/2025 01:21 (19), 09/13/2025 06:48 (2)
Complete: 🔍
Cache ID: 216::103

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