CVE-2024-0263

Name: CVE-2024-0263
Creator: NVD / NIST
Published: 2024-01-07T04:15:08.563+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.40%

Last modified Jun 17, 2026

CVE-2024-0263 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability was found in ACME Ultra Mini HTTPd 1.21. It has been classified as problematic. EPSS estimates a 1.40% chance of exploitation in the next 30 days.

Description

A vulnerability was found in ACME Ultra Mini HTTPd 1.21. It has been classified as problematic. This affects an unknown part of the component HTTP GET Request Handler. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-249819.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.40%

69.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions
Acme	Ultra Mini Httpd	1.21

References

https://0day.today/exploit/description/39212Third Party Advisory
https://packetstormsecurity.com/files/176333/Ultra-Mini-HTTPd-1.21-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry
https://vuldb.com/?ctiid.249819Permissions Required, Third Party Advisory
https://vuldb.com/?id.249819Permissions Required, Third Party Advisory
https://www.youtube.com/watch?v=HWOGeg3e5AsExploit
https://0day.today/exploit/description/39212Third Party Advisory
https://packetstormsecurity.com/files/176333/Ultra-Mini-HTTPd-1.21-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry
https://vuldb.com/?ctiid.249819Permissions Required, Third Party Advisory
https://vuldb.com/?id.249819Permissions Required, Third Party Advisory
https://www.youtube.com/watch?v=HWOGeg3e5AsExploit

Timeline

Published: Jan 7, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-0263?

How severe is CVE-2024-0263?

CVE-2024-0263 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.40% probability of exploitation in the next 30 days.

How do I fix CVE-2024-0263?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-0263?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST