eMule 0.42d decodebase16 stack-based overflow

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

A vulnerability classified as critical has been found in eMule 0.42d. Affected is the function decodebase16. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in DecodeBase16 function, as used in the (1) IRC module and (2) web server in eMule 0.42d, allows remote attackers to execute arbitrary code via a long string.

The weakness was published 04/05/2004 by Kostya Kortchinsky (Website). The advisory is available at marc.theaimsgroup.com. This vulnerability is traded as CVE-2004-1892 since 05/04/2005. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 42833 (eMule IRC Module / Web Server DecodeBase16 Function Remote Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Peer-To-Peer File Sharing and running in the context r.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 2584.

The vulnerability is also documented in the databases at X-Force (15730), Tenable (42833) and Exploit-DB (175).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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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VulDB Base Score: 🔍
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Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 42833
Nessus Name: eMule IRC Module / Web Server DecodeBase16 Function Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 12233
OpenVAS Name: eMule Plus Web Server detection
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 2584
Snort Message: SERVER-OTHER eMule buffer overflow attempt
Snort Class: 🔍
SourceFire IPS: 🔍

Timelineinfo

04/03/2004 🔍
04/03/2004 +0 days 🔍
04/05/2004 +2 days 🔍
04/05/2004 +0 days 🔍
05/09/2004 +33 days 🔍
12/31/2004 +236 days 🔍
05/04/2005 +124 days 🔍
11/17/2009 +1658 days 🔍
03/09/2015 +1938 days 🔍
05/21/2019 +1534 days 🔍

Sourcesinfo

Advisory: marc.theaimsgroup.com
Researcher: Kostya Kortchinsky
Status: Not defined
Confirmation: 🔍

CVE: CVE-2004-1892 (🔍)
X-Force: 15730
Vulnerability Center: 4271 - Buffer Overflow in eMule Web Server, High
SecurityFocus: 10039 - eMule Remote Buffer Overflow Vulnerability
Secunia: 11289
OSVDB: 4937 - eMule IRC Module / Web Server DecodeBase16 Function Remote Overflow

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

Entryinfo

Created: 03/09/2015 15:52
Updated: 05/21/2019 14:18
Changes: 03/09/2015 15:52 (79), 05/21/2019 14:18 (3)
Complete: 🔍

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