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CVE-2004-0276

29
FAUCET Score

CVE-2004-0276 describes a denial-of-service vulnerability in Monkey HTTP Daemon (monkeyd) version 0.8.1 and earlier. Remote attackers can crash the server by sending an HTTP request containing a sequence of percent characters and omitting the Host field. This vulnerability has a CVSS score of 5.0, indicating a medium severity, and is easily exploitable over the network with low attack complexity, resulting in a partial availability impact. While not actively exploited in the wild (no KEV entry), a public exploit (EDB-23686) exists, and the vulnerability has garnered significant community discussion, with 10 mentions.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.8.1CPE matchmatch criteria
cpe:2.3:a:monkey-project:monkey:*:*:*:*:*:*:*:*
0.1.1CPE matchmatch criteria
cpe:2.3:a:monkey-project:monkey:0.1.1:*:*:*:*:*:*:*
0.5.2CPE matchmatch criteria
cpe:2.3:a:monkey-project:monkey:0.5.2:*:*:*:*:*:*:*
0.6.0CPE matchmatch criteria
cpe:2.3:a:monkey-project:monkey:0.6.0:*:*:*:*:*:*:*
0.6.1CPE matchmatch criteria
cpe:2.3:a:monkey-project:monkey:0.6.1:*:*:*:*:*:*:*

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
3.73%
Probability of exploitation in next 30 days
EPSS Percentile
88.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-23686 · Feb 11, 2004
This CVE's current EPSS score of 0.0373 is in the 85th percentile among its peer group of 23,705 CVEs.

Social Chatter

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

aluigi.altervista.org / poc/monkeydos.zip
marc.info
monkeyd.sourceforge.net
exchange.xforce.ibmcloud.com / vulnerabilities/15187
osvdb.org / 3921
securityfocus.com / bid/9642
ExploitPatchVendor Advisory