CVE-1999-0844

Exp

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

Published: 1999-11-24 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-1999-0844 is rated High Exploit Risk (65.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 4.49%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-1999-0844

EDB-ID Source Kind Published Link
19640 exploit_db edb 1999-11-26 Exploit-DB ↗
19639 exploit_db edb 1999-11-24 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-1999-0844

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 4.55% 4.49% -0.06%
2 2025-03-29 4.49% 4.55% +0.06%
3 2025-03-17 — 4.49% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-1999-0844

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-1999-0844

Affected software / configurations for CVE-1999-0844

Vendor Product Version Raw CPE
deerfield mdaemon 2.8.5 cpe:2.3:a:deerfield:mdaemon:2.8.5:*:*:*:*:*:*:*
deerfield mdaemon 2.8.6 cpe:2.3:a:deerfield:mdaemon:2.8.6:*:*:*:*:*:*:*

References for CVE-1999-0844

cvelogic Threat Intelligence