Unrated severityOSV Advisory· Published Nov 3, 2023· Updated Feb 25, 2026
Squid: denial of service in http digest authentication
CVE-2023-46847
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
23- osv-coords21 versionspkg:rpm/almalinux/libecappkg:rpm/almalinux/libecap-develpkg:rpm/almalinux/squidpkg:rpm/opensuse/squid&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/squid&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/squid&distro=openSUSE%20Tumbleweedpkg:rpm/suse/squid&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-ESPOSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP5pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/squid&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3
< 1.0.1-2.module_el8.6.0+2741+01592ae8+ 20 more
- (no CPE)range: < 1.0.1-2.module_el8.6.0+2741+01592ae8
- (no CPE)range: < 1.0.1-2.module_el8.6.0+2741+01592ae8
- (no CPE)range: < 7:5.5-5.el9_2.1
- (no CPE)range: < 5.7-150400.3.12.1
- (no CPE)range: < 5.7-150400.3.12.1
- (no CPE)range: < 6.4-1.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 5.7-150400.3.12.1
- (no CPE)range: < 5.7-150400.3.12.1
- (no CPE)range: < 4.17-4.30.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-4.30.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
- (no CPE)range: < 4.17-150000.5.38.1
Patches
Vulnerability mechanics
References
17- access.redhat.com/errata/RHSA-2023:6266mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6267mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6268mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6748mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6801mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6803mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6804mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6805mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6810mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6882mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:6884mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:7213mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:7576mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2023:7578mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/security/cve/CVE-2023-46847mitrevdb-entryx_refsource_REDHAT
- bugzilla.redhat.com/show_bug.cgimitreissue-trackingx_refsource_REDHAT
- github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4gmitre
News mentions
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