CVE-2023-46847

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2023:6266	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6267	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6268	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6748	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6801	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6803	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6804	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6805	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6810	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6882	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6884	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7213	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7576	Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7578	Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-46847	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2245916	Issue Tracking Third Party Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4g	Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20231130-0002/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_eus:8.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_eus:8.8:::::::*
	cpe:2.3:o:redhat:enterprise_linux_eus:9.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_eus:9.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0_aarch64:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0_s390x:::::::*
	cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0_ppc64le:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:8.8:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:9.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

History

No history.

Information

Published : 2023-11-03 08:15

Updated : 2024-02-16 15:22

NVD link : CVE-2023-46847

Mitre link : CVE-2023-46847

CVE.ORG link : CVE-2023-46847

JSON object : View

Products Affected

redhat

enterprise_linux_server
enterprise_linux_server_aus
enterprise_linux_eus
enterprise_linux
enterprise_linux_for_power_little_endian
enterprise_linux_workstation
enterprise_linux_for_arm_64
enterprise_linux_server_tus
enterprise_linux_for_ibm_z_systems

squid-cache

squid

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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"secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2245916", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4g", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20231130-0002/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Squid es vulnerable a una Denegaci\u00f3n de Servicio, donde un atacante remoto puede realizar un ataque de desbordamiento de b\u00fafer escribiendo hasta 2 MB de datos arbitrarios en la memoria acumulada cuando Squid est\u00e1 configurado para aceptar la autenticaci\u00f3n impl\u00edcita HTTP."}], "lastModified": "2024-02-16T15:22:41.197", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A7AD85A7-770C-4526-8AD4-D06C802692D4", "versionEndExcluding": "6.4", "versionStartIncluding": "3.2.0.1"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}, 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7.5 /10