Back to Database
Status published
High
CVE-2023-46847
Squid: denial of service in http digest authentication
Vulnerability Description
Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is configured to accept HTTP Digest Authentication.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-46847
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-2023:6805
- https://access.redhat.com/errata/RHSA-2023:6810
- https://access.redhat.com/errata/RHSA-2023:6882
- https://access.redhat.com/errata/RHSA-2023:6884
- https://access.redhat.com/errata/RHSA-2023:7213
- https://access.redhat.com/errata/RHSA-2023:7576
- https://access.redhat.com/errata/RHSA-2023:7578
- https://access.redhat.com/security/cve/CVE-2023-46847
- https://bugzilla.redhat.com/show_bug.cgi?id=2245916
- https://github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4g
More from Unknown
View All →CVE-2025-9978
Jeg Elementor Kit < 2.7.0 - Author+ Stored XSS
Unknown
0
CVE-2025-9959
Sandbox escape in smolagents Local Python execution environment via dunder attributes
High
7.6
CVE-2025-9900
Libtiff: libtiff write-what-where
High
8.8
CVE-2025-9784
Undertow: undertow madeyoureset http/2 ddos vulnerability
High
7.5
CVE-2025-9710
Responsive Lightbox & Gallery < 2.5.3 - Unauthenticated Stored-XSS via Comments
Unknown
0
Affected Vendor
Unknown
View all reports →Affected Software
Red Hat Enterprise Linux 6 Extended Lifecycle Support, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 7.6 Advanced Update Support(Disable again in 2026 - SPRHEL-7118), Red Hat Enterprise Linux 7.7 Advanced Update 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
Vulnerable Versions:
3.2.0.1, 7:3.4.14-15.el6_10.1, 7:3.1.23-24.el6_10.1, 7:3.5.20-17.el7_9.9, 7:3.5.20-12.el7_6.2, 7:3.5.20-13.el7_7.1, 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:U/C:L/I:L/A:H