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7.5High

CVE-2023-5824Squid: dos against http and https

Red Hat Red Hat Enterprise Linux 8; Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support; Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Updat… Published: (3 years ago)

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.

Weakness (CWE): CWE-755

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
enterprise linux 8 —
enterprise linux 9 —
redhat enterprise linux 6.0
Red Hat Red Hat Enterprise Linux 6 all versions
Red Hat Red Hat Enterprise Linux 7 all versions
Red Hat Red Hat Enterprise Linux 8 all versions
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support all versions
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support all versions
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support all versions
rhel aus 8.2 —
rhel aus 8.4 —
rhel e4s 8.2 —
rhel e4s 8.4 —
rhel eus 8.6 —
rhel eus 8.8 —
rhel eus 9.0 —
rhel eus 9.2 —
rhel tus 8.2 —
rhel tus 8.4 —
squid-cache squid < 6.4

References and patches

CPE matches (NVD) (5)
  • cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* < 6.4
  • cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
  • cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

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