CVE-2023-46847

HIGH EPSS 99.7%
Published Nov 3, 20232y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Nov 3, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
99.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-120

Affected Products 21

VendorProductVersionRange
squid-cachesquid*≥3.2.0.1  –  <6.4
redhatenterprise_linux8.0any
redhatenterprise_linux9.0any
redhatenterprise_linux_eus8.6any
redhatenterprise_linux_eus8.8any
redhatenterprise_linux_eus9.0any
redhatenterprise_linux_eus9.2any
redhatenterprise_linux_for_arm_648.0_aarch64any
redhatenterprise_linux_for_ibm_z_systems8.0_s390xany
redhatenterprise_linux_for_power_little_endian8.0_ppc64leany
redhatenterprise_linux_server7.0any
redhatenterprise_linux_server_aus8.2any
redhatenterprise_linux_server_aus8.4any
redhatenterprise_linux_server_aus8.6any
redhatenterprise_linux_server_aus9.2any
redhatenterprise_linux_server_tus8.2any
redhatenterprise_linux_server_tus8.4any
redhatenterprise_linux_server_tus8.6any
redhatenterprise_linux_server_tus8.8any
redhatenterprise_linux_server_tus9.2any
redhatenterprise_linux_workstation7.0any

References 19

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.