Red Hat Security Advisory: squid security update

Fixed packages 3

Vulnerabilities 3

• Critical 9.3
  CVE-2023-46846

  Squid: request/response smuggling in http/1.1 and icap

  SQUID is vulnerable to HTTP request smuggling, caused by chunked decoder lenience, allows a remote attacker to perform Request/Response smuggling past firewall and frontend security systems.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu Azure Linux Alpine
  Nov 3, 2023
• High 8.6
  CVE-2023-46847 EPSS 79%

  Squid: denial of service in http digest authentication

  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.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux Alpine
  Nov 3, 2023
• High 8.6
  CVE-2023-46848 EPSS 11%

  Squid: denial of service in ftp

  Squid is vulnerable to Denial of Service, where a remote attacker can perform DoS by sending ftp:// URLs in HTTP Request messages or constructing ftp:// URLs from FTP Native input.

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Azure Linux Alpine
  Nov 3, 2023

References

• article
  https://access.redhat.com/security/updates/classification/#critical
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2245910
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2245916
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2245919
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_6748.json
• report
  https://access.redhat.com/security/cve/CVE-2023-46846
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-46846
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-46846
• article
  https://github.com/squid-cache/squid/security/advisories/GHSA-j83v-w3p4-5cqh
• report
  https://access.redhat.com/security/cve/CVE-2023-46847
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-46847
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-46847
• article
  https://github.com/squid-cache/squid/security/advisories/GHSA-phqj-m8gv-cq4g
• report
  https://access.redhat.com/security/cve/CVE-2023-46848
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-46848
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-46848
• article
  https://github.com/squid-cache/squid/security/advisories/GHSA-2g3c-pg7q-g59w