Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1199 squid security update 9 April 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: squid Publisher: Red Hat Operating System: Red Hat Impact/Access: Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-25097 Reference: ESB-2021.1077 ESB-2021.0996 ESB-2021.0967 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:1135 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: squid security update Advisory ID: RHSA-2021:1135-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1135 Issue date: 2021-04-08 CVE Names: CVE-2020-25097 ===================================================================== 1. Summary: An update for squid is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Security Fix(es): * squid: improper input validation may allow a trusted client to perform HTTP request smuggling (CVE-2020-25097) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing this update, the squid service will be restarted automatically. 5. Bugs fixed (https://bugzilla.redhat.com/): 1939925 - CVE-2020-25097 squid: improper input validation may allow a trusted client to perform HTTP request smuggling 6. Package List: Red Hat Enterprise Linux Server (v. 7): Source: squid-3.5.20-17.el7_9.6.src.rpm ppc64: squid-3.5.20-17.el7_9.6.ppc64.rpm squid-debuginfo-3.5.20-17.el7_9.6.ppc64.rpm squid-migration-script-3.5.20-17.el7_9.6.ppc64.rpm ppc64le: squid-3.5.20-17.el7_9.6.ppc64le.rpm squid-debuginfo-3.5.20-17.el7_9.6.ppc64le.rpm squid-migration-script-3.5.20-17.el7_9.6.ppc64le.rpm s390x: squid-3.5.20-17.el7_9.6.s390x.rpm squid-debuginfo-3.5.20-17.el7_9.6.s390x.rpm squid-migration-script-3.5.20-17.el7_9.6.s390x.rpm x86_64: squid-3.5.20-17.el7_9.6.x86_64.rpm squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm squid-migration-script-3.5.20-17.el7_9.6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: squid-debuginfo-3.5.20-17.el7_9.6.ppc64.rpm squid-sysvinit-3.5.20-17.el7_9.6.ppc64.rpm ppc64le: squid-debuginfo-3.5.20-17.el7_9.6.ppc64le.rpm squid-sysvinit-3.5.20-17.el7_9.6.ppc64le.rpm s390x: squid-debuginfo-3.5.20-17.el7_9.6.s390x.rpm squid-sysvinit-3.5.20-17.el7_9.6.s390x.rpm x86_64: squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm squid-sysvinit-3.5.20-17.el7_9.6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: squid-3.5.20-17.el7_9.6.src.rpm x86_64: squid-3.5.20-17.el7_9.6.x86_64.rpm squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm squid-migration-script-3.5.20-17.el7_9.6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm squid-sysvinit-3.5.20-17.el7_9.6.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-25097 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYG8F4tzjgjWX9erEAQj4nA/+LLahYvrAoL8kSTfk94/1wzExYQg/M6bG EIdlNvbHKqPSRZRvocah3+TpFg0ZJWPkwiDMU+8Vke7e885SCAwOyks6ElVPL5Q2 XrdkQty1tB+ewxGfH70AvJRCl7vuBa2C6N4DDTXS1XsMTQpdCNh0kmltHJ+NsI4H uAPQPbMLDDmzFudoB1Tnb4ZImTHFepsZBYbhF8sTf6R5mplOb7iC8j4v+iQKbDZo d5WoYbTFVcI+GJQu21cFMcuQ4hPWGlG/UfFIeOgaBCi4iXKAFvZXowQr6ZzpfQOj tgzD4Q/TJCTx4iZzUngtIQ9VV9jcO4qJYdfWW2VM1vvchut1DV0hYcQxIaOlr0gv MTtSdmCCMAt21I2APmZr/5reCzZ0H5AcoV3PQde1tSWr/bcGi4Rrkhzz7xYTWd8H kD88IvhBhfQq8JbLC8z6oXVreWA3EIb3/CTAiudC3QuJD11WVlvK4WMoFchbzi7p q+VE2YW/Iw2x3JjyUCynPdyGSph23Pvpoe3iZ23EZA3sFXroK7xpsrpsJT13Z/cW Yl/WkNyrr5T5AYaGAEDQhr5E6HJlqN59h9Ln+Ge4dbvVgCM7YfO8NWY5WCp1XWFL bko4u0FOZqSSKZUJlx4W5LkTQSnsYtXHKyMunJDoxzMadszMIZBLVV4lJuMKEjzk Mb11oyo+0WQ= =VQIw - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYG+egONLKJtyKPYoAQiZHA/+I+TE67Rfrgoey0f5CBK3wHP55peh+0M9 uYn+HKUW9M1y+pqqgbBxOV/N+CTCic3XSRy6jwmmDpFtUC6g08YcvD4AcavEKm/z pSGOIPAkctoM5cKg4OZlqwmvIoDKidt2cz2wHiMEX2yng2TlBsUsxiQm5l1kdyfL fcARWQP97Z+iZVBfKgZfYQEzeeMfaW6mW6Ft3TV7FTOM2mYfF2ZPZW2JgKLV0Fmn 0nuGJf4ex+u/2fBd67kiQSyiM+5driroVTLPkGm5xbZAiKjg11P+osjP01txjrHJ bjSimebeUaURkQ+0uD8l62pM6ceNdVl96iF0QXvLcCOko+RmmJoPWe5c0UMOzmzV zIKfsSS8ENm2PvdS5MK8z9eRyMxDq7TsF8ORFpJ+iNgtG8m5UEry+9CKEYv9IvcI kcmJ4WgdkjlAncglv/PZjMGEZGT6D0dJ1ryH/NYOXNht1wnv4MAr95bW5PK1Fe38 GcDfztHXaZSlQP2I5/auZ7ZG7B+UDqWWtDFK7qq/uF/5Kj6nv20K68mkyyBHJoet 2znGbUE2TtrdiHJgCA7dSPVebo426iGenwdtKWXrs2h8njLpHwQ9fmz1psAatySw ApEV2QojAAtFBTDLxuPwmCl2i/q2jinTU4aHvkYJ2O1qAZkgJ5vtTZt/DeMT22RX XQjmuuUzQGg= =SVPh -----END PGP SIGNATURE-----