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{"affected_release": [{"advisory": "RHBA-2024:2518", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "expat-0:2.5.0-2.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}, {"advisory": "RHSA-2024:1530", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "expat-0:2.5.0-1.el9_3.1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-03-26T00:00:00Z"}, {"advisory": "RHBA-2024:2518", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "expat-0:2.5.0-2.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}, {"advisory": "RHSA-2024:1530", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "expat-0:2.5.0-1.el9_3.1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-03-26T00:00:00Z"}, {"advisory": "RHSA-2024:3926", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "expat-0:2.5.0-1.el9_2.1", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-06-13T00:00:00Z"}], "bugzilla": {"description": "expat: XML Entity Expansion", "id": "2268766", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2268766"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-776", "details": ["libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).", "An XML Entity Expansion flaw was found in libexpat. This flaw allows an attacker to cause a denial of service when there is an isolated use of external parsers."], "name": "CVE-2024-28757", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "compat-expat1", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "expat", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "expat", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "expat", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2024-03-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-28757\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-28757\nhttps://github.com/libexpat/libexpat/issues/839"], "statement": "Direct recursion of parameter entities repeatedly referenced themselves, creating a loop that was not detected in the external subset. This is against XML rules and caused unpredictable behaviour during runtime, which could lead to a denial of service (DoS) attack", "threat_severity": "Moderate"}

{}