CVE-2023-46847

    Dashboard / Vulnerabilities / CVE-2023-46847

    CVE-2023-46847

    Published: 3 Nov 2023Last Modified: 12 Aug 2026

    Summary: Squid: denial of service in http digest authentication

    Details: 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.

    References: https://access.redhat.com/downloads/content/package-browser/, https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html, 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://github.com/CVEProject/cvelistV5/tree/main/cves/2023/46xxx/CVE-2023-46847.json, https://github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4g, https://nvd.nist.gov/vuln/detail/CVE-2023-46847, https://security.netapp.com/advisory/ntap-20231130-0002/, https://bugzilla.redhat.com/show_bug.cgi?id=2245916, https://github.com/squid-cache/squid

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 04c6f6c989fb0083b3b10adfe2f438b6781c43bd
    Fixed -1d8175b27fc1c347649d4f221ff2633e8d800429

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2023-46847 | CVE-DB