Vulnerability Description
A flaw was found in Squid. The limits applied for validation of HTTP response headers are applied before caching. However, Squid may grow a cached HTTP response header beyond the configured maximum size, causing a stall or crash of the worker process when a large header is retrieved from the disk cache, resulting in a denial of service.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Squid-Cache | Squid | < 6.4 |
| Redhat | Enterprise Linux | 6.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2023:7465
- https://access.redhat.com/errata/RHSA-2023:7668
- https://access.redhat.com/errata/RHSA-2024:0072
- https://access.redhat.com/errata/RHSA-2024:0397
- https://access.redhat.com/errata/RHSA-2024:0771
- https://access.redhat.com/errata/RHSA-2024:0772
- https://access.redhat.com/errata/RHSA-2024:0773
- https://access.redhat.com/errata/RHSA-2024:1153
- https://access.redhat.com/security/cve/CVE-2023-5824Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2245914Issue Tracking
- https://github.com/squid-cache/squid/security/advisories/GHSA-543m-w2m2-g255Vendor Advisory
- https://access.redhat.com/errata/RHSA-2023:7465
- https://access.redhat.com/errata/RHSA-2023:7668
- https://access.redhat.com/errata/RHSA-2024:0072
- https://access.redhat.com/errata/RHSA-2024:0397
FAQ
What is CVE-2023-5824?
CVE-2023-5824 is a vulnerability with a CVSS score of 7.5 (HIGH). A flaw was found in Squid. The limits applied for validation of HTTP response headers are applied before caching. However, Squid may grow a cached HTTP response header beyond the configured maximum si...
How severe is CVE-2023-5824?
CVE-2023-5824 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-5824?
Check the references section above for vendor advisories and patch information. Affected products include: Squid-Cache Squid, Redhat Enterprise Linux.