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CVE-1999-0844

24
FAUCET Score

CVE-1999-0844 describes a denial-of-service vulnerability affecting MDaemon WorldClient and WebConfig services, specifically impacting Deerfield MDaemon versions. This medium-severity vulnerability (CVSS 5.0) can be triggered remotely without authentication by supplying an excessively long URL, leading to a denial of service. While not currently on the KEV catalog or Hot List, exploit code is publicly available on ExploitDB, demonstrating its potential for exploitation. Despite its age and available exploits, there is no recorded community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.8.5CPE matchmatch criteria
cpe:2.3:a:deerfield:mdaemon:2.8.5:*:*:*:*:*:*:*
2.8.6CPE matchmatch criteria
cpe:2.3:a:deerfield:mdaemon:2.8.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.83%
Probability of exploitation in next 30 days
EPSS Percentile
92.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-19640 · Nov 26, 1999
This CVE's current EPSS score of 0.0583 is in the 89th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

securityfocus.com / bid/820
securityfocus.com / bid/823