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Status published
Critical
CVE-2023-46846
Squid: request/response smuggling in http/1.1 and icap
Vulnerability Description
SQUID is vulnerable to HTTP request smuggling, caused by chunked decoder lenience, allows a remote attacker to perform Request/Response smuggling past firewall and frontend security systems.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://access.redhat.com/errata/RHSA-2023:6266
- https://access.redhat.com/errata/RHSA-2023:6267
- https://access.redhat.com/errata/RHSA-2023:6268
- https://access.redhat.com/errata/RHSA-2023:6748
- https://access.redhat.com/errata/RHSA-2023:6801
- https://access.redhat.com/errata/RHSA-2023:6803
- https://access.redhat.com/errata/RHSA-2023:6804
- https://access.redhat.com/errata/RHSA-2023:6810
- https://access.redhat.com/errata/RHSA-2023:7213
- https://access.redhat.com/errata/RHSA-2024:11049
- https://access.redhat.com/security/cve/CVE-2023-46846
- https://bugzilla.redhat.com/show_bug.cgi?id=2245910
- https://github.com/squid-cache/squid/security/advisories/GHSA-j83v-w3p4-5cqh
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Affected Vendor
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View all reports →Affected Software
Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Enterprise Linux 6
Vulnerable Versions:
2.6, 7:3.5.20-17.el7_9.13, 8080020231030214932.63b34585, 8090020231030224841.a75119d5, 8010020231101141358.c27ad7f8, 8020020231101135052.4cda2c84, 8040020231101101624.522a0ee4, 8060020231031165747.ad008a3a, 7:5.5-5.el9_2.1, 7:5.5-6.el9_3.1, 7:5.2-1.el9_0.3
Timeline
Official Publish:
November 3rd, 2023
Last Modified:
February 25th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N