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CVE-2023-46728

HIGH

7.5

Beschreibung

Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a NULL pointer dereference bug Squid is vulnerable to a Denial of Service attack against Squid's Gopher gateway. The gopher protocol is always available and enabled in Squid prior to Squid 6.0.1. Responses triggering this bug are possible to be received from any gopher server, even those without malicious intent. Gopher support has been removed in Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should reject all gopher URL requests.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht11/6/2023

Zuletzt geandert11/3/2025

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

squid-cache:squid

Schwachen (CWE)

CWE-476

Referenzen

https://github.com/squid-cache/squid/commit/6ea12e8fb590ac6959e9356a81aa3370576568c3(security-advisories@github.com)

https://github.com/squid-cache/squid/security/advisories/GHSA-cg5h-v6vc-w33f(security-advisories@github.com)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/(security-advisories@github.com)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/(security-advisories@github.com)

https://security.netapp.com/advisory/ntap-20231214-0006/(security-advisories@github.com)

https://github.com/squid-cache/squid/commit/6ea12e8fb590ac6959e9356a81aa3370576568c3(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/squid-cache/squid/security/advisories/GHSA-cg5h-v6vc-w33f(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/09/msg00027.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20231214-0006/(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.