CVE-2024-45802

Name: CVE-2024-45802
Creator: NVD / NIST
Published: 2024-10-28T15:15:04.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 45.29%

Last modified Jun 17, 2026

CVE-2024-45802 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Squid is an open source caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to Input Validation, Premature Release of Resource During Expected Lifetime, and Missing Release of Resource after Effective Lifetime bugs, Squid is vulnerable to Denial of Service attacks by a trusted server against all clients using the proxy. EPSS estimates a 45.29% chance of exploitation in the next 30 days.

Description

Squid is an open source caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to Input Validation, Premature Release of Resource During Expected Lifetime, and Missing Release of Resource after Effective Lifetime bugs, Squid is vulnerable to Denial of Service attacks by a trusted server against all clients using the proxy. This bug is fixed in the default build configuration of Squid version 6.10.

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

45.29%

98.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Squid-Cache	Squid	>= 3.0, < 6.10

References

Timeline

Published: Oct 28, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-45802?

How severe is CVE-2024-45802?

CVE-2024-45802 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 45.29% probability of exploitation in the next 30 days.

How do I fix CVE-2024-45802?

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-2024-45802?

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

Scan your code now

Source: NVD / NIST