{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-3094", "ASSIGNER": "secalert@redhat.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "Malicious code was discovered in the upstream tarballs of xz, starting with version 5.6.0. \r\nThrough a series of complex obfuscations, the liblzma build process extracts a prebuilt object file from a disguised test file existing in the source code, which is then used to modify specific functions in the liblzma code. This results in a modified liblzma library that can be used by any software linked against this library, intercepting and modifying the data interaction with this library." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Embedded Malicious Code", "cweId": "CWE-506" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Red Hat", "product": { "product_data": [ { "product_name": "Red Hat Enterprise Linux 6", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } }, { "product_name": "Red Hat Enterprise Linux 7", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } }, { "product_name": "Red Hat Enterprise Linux 8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } }, { "product_name": "Red Hat Enterprise Linux 9", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } }, { "product_name": "Red Hat JBoss Enterprise Application Platform 8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://access.redhat.com/security/cve/CVE-2024-3094", "refsource": "MISC", "name": "https://access.redhat.com/security/cve/CVE-2024-3094" }, { "url": "https://ariadne.space/2024/04/02/the-xz-utils-backdoor-is-a-symptom-of-a-larger-problem/", "refsource": "MISC", "name": "https://ariadne.space/2024/04/02/the-xz-utils-backdoor-is-a-symptom-of-a-larger-problem/" }, { "url": "https://arstechnica.com/security/2024/03/backdoor-found-in-widely-used-linux-utility-breaks-encrypted-ssh-connections/", "refsource": "MISC", "name": "https://arstechnica.com/security/2024/03/backdoor-found-in-widely-used-linux-utility-breaks-encrypted-ssh-connections/" }, { "url": "https://aws.amazon.com/security/security-bulletins/AWS-2024-002/", "refsource": "MISC", "name": "https://aws.amazon.com/security/security-bulletins/AWS-2024-002/" }, { "url": "https://blog.netbsd.org/tnf/entry/statement_on_backdoor_in_xz", "refsource": "MISC", "name": "https://blog.netbsd.org/tnf/entry/statement_on_backdoor_in_xz" }, { "url": "https://boehs.org/node/everything-i-know-about-the-xz-backdoor", "refsource": "MISC", "name": "https://boehs.org/node/everything-i-know-about-the-xz-backdoor" }, { "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1068024", "refsource": "MISC", "name": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1068024" }, { "url": "https://bugs.gentoo.org/928134", "refsource": "MISC", "name": "https://bugs.gentoo.org/928134" }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2272210", "refsource": "MISC", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2272210" }, { "url": "https://bugzilla.suse.com/show_bug.cgi?id=1222124", "refsource": "MISC", "name": "https://bugzilla.suse.com/show_bug.cgi?id=1222124" }, { "url": "https://discourse.nixos.org/t/cve-2024-3094-malicious-code-in-xz-5-6-0-and-5-6-1-tarballs/42405", "refsource": "MISC", "name": "https://discourse.nixos.org/t/cve-2024-3094-malicious-code-in-xz-5-6-0-and-5-6-1-tarballs/42405" }, { "url": "https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27", "refsource": "MISC", "name": "https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27" }, { "url": "https://github.com/advisories/GHSA-rxwq-x6h5-x525", "refsource": "MISC", "name": "https://github.com/advisories/GHSA-rxwq-x6h5-x525" }, { "url": "https://github.com/amlweems/xzbot", "refsource": "MISC", "name": "https://github.com/amlweems/xzbot" }, { "url": "https://github.com/karcherm/xz-malware", "refsource": "MISC", "name": "https://github.com/karcherm/xz-malware" }, { "url": "https://gynvael.coldwind.pl/?lang=en&id=782", "refsource": "MISC", "name": "https://gynvael.coldwind.pl/?lang=en&id=782" }, { "url": "https://lists.debian.org/debian-security-announce/2024/msg00057.html", "refsource": "MISC", "name": "https://lists.debian.org/debian-security-announce/2024/msg00057.html" }, { "url": "https://lists.freebsd.org/archives/freebsd-security/2024-March/000248.html", "refsource": "MISC", "name": "https://lists.freebsd.org/archives/freebsd-security/2024-March/000248.html" }, { "url": "https://lwn.net/Articles/967180/", "refsource": "MISC", "name": "https://lwn.net/Articles/967180/" }, { "url": "https://news.ycombinator.com/item?id=39865810", "refsource": "MISC", "name": "https://news.ycombinator.com/item?id=39865810" }, { "url": "https://news.ycombinator.com/item?id=39877267", "refsource": "MISC", "name": "https://news.ycombinator.com/item?id=39877267" }, { "url": "https://news.ycombinator.com/item?id=39895344", "refsource": "MISC", "name": "https://news.ycombinator.com/item?id=39895344" }, { "url": "https://openssf.org/blog/2024/03/30/xz-backdoor-cve-2024-3094/", "refsource": "MISC", "name": "https://openssf.org/blog/2024/03/30/xz-backdoor-cve-2024-3094/" }, { "url": "https://research.swtch.com/xz-script", "refsource": "MISC", "name": "https://research.swtch.com/xz-script" }, { "url": "https://research.swtch.com/xz-timeline", "refsource": "MISC", "name": "https://research.swtch.com/xz-timeline" }, { "url": "https://security-tracker.debian.org/tracker/CVE-2024-3094", "refsource": "MISC", "name": "https://security-tracker.debian.org/tracker/CVE-2024-3094" }, { "url": "https://security.alpinelinux.org/vuln/CVE-2024-3094", "refsource": "MISC", "name": "https://security.alpinelinux.org/vuln/CVE-2024-3094" }, { "url": "https://security.archlinux.org/CVE-2024-3094", "refsource": "MISC", "name": "https://security.archlinux.org/CVE-2024-3094" }, { "url": "https://security.netapp.com/advisory/ntap-20240402-0001/", "refsource": "MISC", "name": "https://security.netapp.com/advisory/ntap-20240402-0001/" }, { "url": "https://tukaani.org/xz-backdoor/", "refsource": "MISC", "name": "https://tukaani.org/xz-backdoor/" }, { "url": "https://twitter.com/LetsDefendIO/status/1774804387417751958", "refsource": "MISC", "name": "https://twitter.com/LetsDefendIO/status/1774804387417751958" }, { "url": "https://twitter.com/debian/status/1774219194638409898", "refsource": "MISC", "name": "https://twitter.com/debian/status/1774219194638409898" }, { "url": "https://twitter.com/infosecb/status/1774595540233167206", "refsource": "MISC", "name": "https://twitter.com/infosecb/status/1774595540233167206" }, { "url": "https://twitter.com/infosecb/status/1774597228864139400", "refsource": "MISC", "name": "https://twitter.com/infosecb/status/1774597228864139400" }, { "url": "https://ubuntu.com/security/CVE-2024-3094", "refsource": "MISC", "name": "https://ubuntu.com/security/CVE-2024-3094" }, { "url": "https://www.cisa.gov/news-events/alerts/2024/03/29/reported-supply-chain-compromise-affecting-xz-utils-data-compression-library-cve-2024-3094", "refsource": "MISC", "name": "https://www.cisa.gov/news-events/alerts/2024/03/29/reported-supply-chain-compromise-affecting-xz-utils-data-compression-library-cve-2024-3094" }, { "url": "https://www.darkreading.com/vulnerabilities-threats/are-you-affected-by-the-backdoor-in-xz-utils", "refsource": "MISC", "name": "https://www.darkreading.com/vulnerabilities-threats/are-you-affected-by-the-backdoor-in-xz-utils" }, { "url": "https://www.kali.org/blog/about-the-xz-backdoor/", "refsource": "MISC", "name": "https://www.kali.org/blog/about-the-xz-backdoor/" }, { "url": "https://www.openwall.com/lists/oss-security/2024/03/29/4", "refsource": "MISC", "name": "https://www.openwall.com/lists/oss-security/2024/03/29/4" }, { "url": "https://www.redhat.com/en/blog/urgent-security-alert-fedora-41-and-rawhide-users", "refsource": "MISC", "name": "https://www.redhat.com/en/blog/urgent-security-alert-fedora-41-and-rawhide-users" }, { "url": "https://www.tenable.com/blog/frequently-asked-questions-cve-2024-3094-supply-chain-backdoor-in-xz-utils", "refsource": "MISC", "name": "https://www.tenable.com/blog/frequently-asked-questions-cve-2024-3094-supply-chain-backdoor-in-xz-utils" }, { "url": "https://www.theregister.com/2024/03/29/malicious_backdoor_xz/", "refsource": "MISC", "name": "https://www.theregister.com/2024/03/29/malicious_backdoor_xz/" }, { "url": "https://www.vicarius.io/vsociety/vulnerabilities/cve-2024-3094", "refsource": "MISC", "name": "https://www.vicarius.io/vsociety/vulnerabilities/cve-2024-3094" }, { "url": "https://xeiaso.net/notes/2024/xz-vuln/", "refsource": "MISC", "name": "https://xeiaso.net/notes/2024/xz-vuln/" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/30/12", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/30/12" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/30/27", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/30/27" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/29/12", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/29/12" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/29/10", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/29/10" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/30/36", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/30/36" }, { "url": "http://www.openwall.com/lists/oss-security/2024/04/16/5", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/04/16/5" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/29/8", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/29/8" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/30/5", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/30/5" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/29/5", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/29/5" }, { "url": "http://www.openwall.com/lists/oss-security/2024/03/29/4", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/03/29/4" } ] }, "credits": [ { "lang": "en", "value": "Red Hat would like to thank Andres Freund for reporting this issue." } ], "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" } ] } }