Deerfield MDaemon 2.8.5/2.8.6 URL denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Deerfield MDaemon 2.8.5/2.8.6. This vulnerability affects unknown code of the component URL Handler. Such manipulation leads to denial of service. This vulnerability is documented as CVE-1999-0844. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Deerfield MDaemon 2.8.5/2.8.6 (Mail Server Software). Affected by this issue is some unknown functionality of the component URL Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Denial of service in MDaemon WorldClient and WebConfig services via a long URL.

The weakness was released 11/24/1999 by Ussr Labs (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-1999-0844. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10139 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86119 (Alt-N WorldClient Long URL DoS and Mdaemon WebConfig Overflow DoS Vulnerability).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (3555), Exploit-DB (19639), Tenable (10139), SecurityFocus (BID 823†) and Vulnerability Center (SBV-442†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: 10139
Nessus File: 🔍
Nessus Risk: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/24/1999 🔍
11/24/1999 +0 days 🔍
11/24/1999 +0 days 🔍
11/26/1999 +2 days 🔍
12/19/2002 +1119 days 🔍
06/22/2014 +4203 days 🔍
10/22/2025 +4140 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Ussr Labs
Status: Confirmed

CVE: CVE-1999-0844 (🔍)
GCVE (CVE): GCVE-0-1999-0844
GCVE (VulDB): GCVE-100-14996
X-Force: 3555
SecurityFocus: 823 - Alt-N WorldClient Long URL DoS Vulnerability
Vulnerability Center: 442 - DoS in Mdaemon WebConfig via Long URL, High

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

Entryinfo

Created: 06/22/2014 15:06
Updated: 10/22/2025 19:42
Changes: 06/22/2014 15:06 (58), 05/06/2019 18:46 (3), 06/23/2021 10:48 (3), 01/12/2025 20:54 (25), 10/22/2025 19:42 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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