{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for python-cryptography","title":"Title of the patch"},{"category":"description","text":"This update for python-cryptography fixes the following issues:\n\n- CVE-2018-10903: The finalize_with_tag API did not enforce a minimum tag\n  length. If a user did not validate the input length prior to passing it to\n  finalize_with_tag an attacker could craft an invalid payload with a shortened\n  tag (e.g. 1 byte) such that they would have a 1 in 256 chance of passing the\n  MAC check. GCM tag forgeries could have caused key leakage (bsc#1101820)\n","title":"Description of the patch"},{"category":"details","text":"HPE-Helion-OpenStack-8-2018-2517,SUSE-OpenStack-Cloud-8-2018-2517,SUSE-OpenStack-Cloud-Crowbar-8-2018-2517","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2018_3553-1.json"},{"category":"self","summary":"URL for SUSE-SU-2018:3553-1","url":"https://www.suse.com/support/update/announcement/2018/suse-su-20183553-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2018:3553-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2018-October/004808.html"},{"category":"self","summary":"SUSE Bug 1101820","url":"https://bugzilla.suse.com/1101820"},{"category":"self","summary":"SUSE CVE CVE-2018-10903 page","url":"https://www.suse.com/security/cve/CVE-2018-10903/"}],"title":"Security update for python-cryptography","tracking":{"current_release_date":"2018-10-29T16:28:06Z","generator":{"date":"2018-10-29T16:28:06Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2018:3553-1","initial_release_date":"2018-10-29T16:28:06Z","revision_history":[{"date":"2018-10-29T16:28:06Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"python-cryptography-2.0.3-3.3.1.x86_64","product":{"name":"python-cryptography-2.0.3-3.3.1.x86_64","product_id":"python-cryptography-2.0.3-3.3.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"HPE Helion OpenStack 8","product":{"name":"HPE Helion OpenStack 8","product_id":"HPE Helion OpenStack 8","product_identification_helper":{"cpe":"cpe:/o:suse:hpe-helion-openstack:8"}}},{"category":"product_name","name":"SUSE OpenStack Cloud 8","product":{"name":"SUSE OpenStack Cloud 8","product_id":"SUSE OpenStack Cloud 8","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud:8"}}},{"category":"product_name","name":"SUSE OpenStack Cloud Crowbar 8","product":{"name":"SUSE OpenStack Cloud Crowbar 8","product_id":"SUSE OpenStack Cloud Crowbar 8","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud-crowbar:8"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"python-cryptography-2.0.3-3.3.1.x86_64 as component of HPE Helion OpenStack 8","product_id":"HPE Helion OpenStack 8:python-cryptography-2.0.3-3.3.1.x86_64"},"product_reference":"python-cryptography-2.0.3-3.3.1.x86_64","relates_to_product_reference":"HPE Helion OpenStack 8"},{"category":"default_component_of","full_product_name":{"name":"python-cryptography-2.0.3-3.3.1.x86_64 as component of SUSE OpenStack Cloud 8","product_id":"SUSE OpenStack Cloud 8:python-cryptography-2.0.3-3.3.1.x86_64"},"product_reference":"python-cryptography-2.0.3-3.3.1.x86_64","relates_to_product_reference":"SUSE OpenStack Cloud 8"},{"category":"default_component_of","full_product_name":{"name":"python-cryptography-2.0.3-3.3.1.x86_64 as component of SUSE OpenStack Cloud Crowbar 8","product_id":"SUSE OpenStack Cloud Crowbar 8:python-cryptography-2.0.3-3.3.1.x86_64"},"product_reference":"python-cryptography-2.0.3-3.3.1.x86_64","relates_to_product_reference":"SUSE OpenStack Cloud Crowbar 8"}]},"vulnerabilities":[{"cve":"CVE-2018-10903","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2018-10903"}],"notes":[{"category":"general","text":"A flaw was found in python-cryptography versions between >=1.9.0 and <2.3. The finalize_with_tag API did not enforce a minimum tag length. If a user did not validate the input length prior to passing it to finalize_with_tag an attacker could craft an invalid payload with a shortened tag (e.g. 1 byte) such that they would have a 1 in 256 chance of passing the MAC check. GCM tag forgeries can cause key leakage.","title":"CVE description"}],"product_status":{"recommended":["HPE Helion OpenStack 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud Crowbar 8:python-cryptography-2.0.3-3.3.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2018-10903","url":"https://www.suse.com/security/cve/CVE-2018-10903"},{"category":"external","summary":"SUSE Bug 1101820 for CVE-2018-10903","url":"https://bugzilla.suse.com/1101820"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["HPE Helion OpenStack 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud Crowbar 8:python-cryptography-2.0.3-3.3.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"products":["HPE Helion OpenStack 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud 8:python-cryptography-2.0.3-3.3.1.x86_64","SUSE OpenStack Cloud Crowbar 8:python-cryptography-2.0.3-3.3.1.x86_64"]}],"threats":[{"category":"impact","date":"2018-10-29T16:28:06Z","details":"important"}],"title":"CVE-2018-10903"}]}