{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"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-rsa","title":"Title of the patch"},{"category":"description","text":"This update for python-rsa fixes the following issues:\n\n- CVE-2020-13757: Fixed an issue where leading null bytes in a\n  ciphertext would be ignored during decryption, leading to a\n  potential information leak (bsc#1172389).\n","title":"Description of the patch"},{"category":"details","text":"HPE-Helion-OpenStack-8-2022-3287,SUSE-2022-3287,SUSE-OpenStack-Cloud-8-2022-3287,SUSE-OpenStack-Cloud-Crowbar-8-2022-3287","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-2022_3287-1.json"},{"category":"self","summary":"URL for SUSE-SU-2022:3287-1","url":"https://www.suse.com/support/update/announcement/2022/suse-su-20223287-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2022:3287-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2022-September/012269.html"},{"category":"self","summary":"SUSE Bug 1172389","url":"https://bugzilla.suse.com/1172389"},{"category":"self","summary":"SUSE CVE CVE-2020-13757 page","url":"https://www.suse.com/security/cve/CVE-2020-13757/"}],"title":"Security update for python-rsa","tracking":{"current_release_date":"2022-09-16T08:19:23Z","generator":{"date":"2022-09-16T08:19:23Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2022:3287-1","initial_release_date":"2022-09-16T08:19:23Z","revision_history":[{"date":"2022-09-16T08:19:23Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"python-rsa-3.4.2-3.3.1.noarch","product":{"name":"python-rsa-3.4.2-3.3.1.noarch","product_id":"python-rsa-3.4.2-3.3.1.noarch"}},{"category":"product_version","name":"python3-rsa-3.4.2-3.3.1.noarch","product":{"name":"python3-rsa-3.4.2-3.3.1.noarch","product_id":"python3-rsa-3.4.2-3.3.1.noarch"}}],"category":"architecture","name":"noarch"},{"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-rsa-3.4.2-3.3.1.noarch as component of HPE Helion OpenStack 8","product_id":"HPE Helion OpenStack 8:python-rsa-3.4.2-3.3.1.noarch"},"product_reference":"python-rsa-3.4.2-3.3.1.noarch","relates_to_product_reference":"HPE Helion OpenStack 8"},{"category":"default_component_of","full_product_name":{"name":"python-rsa-3.4.2-3.3.1.noarch as component of SUSE OpenStack Cloud 8","product_id":"SUSE OpenStack Cloud 8:python-rsa-3.4.2-3.3.1.noarch"},"product_reference":"python-rsa-3.4.2-3.3.1.noarch","relates_to_product_reference":"SUSE OpenStack Cloud 8"},{"category":"default_component_of","full_product_name":{"name":"python-rsa-3.4.2-3.3.1.noarch as component of SUSE OpenStack Cloud Crowbar 8","product_id":"SUSE OpenStack Cloud Crowbar 8:python-rsa-3.4.2-3.3.1.noarch"},"product_reference":"python-rsa-3.4.2-3.3.1.noarch","relates_to_product_reference":"SUSE OpenStack Cloud Crowbar 8"}]},"vulnerabilities":[{"cve":"CVE-2020-13757","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2020-13757"}],"notes":[{"category":"general","text":"Python-RSA before 4.1 ignores leading '\\0' bytes during decryption of ciphertext. This could conceivably have a security-relevant impact, e.g., by helping an attacker to infer that an application uses Python-RSA, or if the length of accepted ciphertext affects application behavior (such as by causing excessive memory allocation).","title":"CVE description"}],"product_status":{"recommended":["HPE Helion OpenStack 8:python-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud 8:python-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud Crowbar 8:python-rsa-3.4.2-3.3.1.noarch"]},"references":[{"category":"external","summary":"CVE-2020-13757","url":"https://www.suse.com/security/cve/CVE-2020-13757"},{"category":"external","summary":"SUSE Bug 1172389 for CVE-2020-13757","url":"https://bugzilla.suse.com/1172389"}],"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-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud 8:python-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud Crowbar 8:python-rsa-3.4.2-3.3.1.noarch"]}],"scores":[{"cvss_v3":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"products":["HPE Helion OpenStack 8:python-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud 8:python-rsa-3.4.2-3.3.1.noarch","SUSE OpenStack Cloud Crowbar 8:python-rsa-3.4.2-3.3.1.noarch"]}],"threats":[{"category":"impact","date":"2022-09-16T08:19:23Z","details":"important"}],"title":"CVE-2020-13757"}]}