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CVE-2024-0263

21
FAUCET Score

CVE-2024-0263 is a denial-of-service vulnerability affecting ACME Ultra Mini HTTPd version 1.21, specifically within its HTTP GET Request Handler. With a CVSS score of 7.5 (High), this remotely exploitable vulnerability requires no user interaction or privileges, allowing an attacker to cause a denial of service. While public exploit disclosure exists, there is no evidence of active exploitation, and it has received minimal community discussion or media coverage. Organizations using the affected product should apply available patches to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
1.21CPE matchmatch criteria
cpe:2.3:a:acme:ultra_mini_httpd:1.21:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.40%
Probability of exploitation in next 30 days
EPSS Percentile
69.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0140 is in the 50th percentile among its peer group of 51,466 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

0day.today / exploit/description/39212
Third Party Advisory
packetstormsecurity.com / files/176333/Ultra-Mini-HTTPd-1.21-Denial-Of-Service.html
ExploitThird Party AdvisoryVDB Entry
vuldb.com
Permissions RequiredThird Party Advisory
vuldb.com
Permissions RequiredThird Party Advisory
youtube.com / watch
Exploit