CVE-2019-13117

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{"bugzilla": {"description": "libxslt: an xsl number with certain format strings could lead to a uninitialized read in xsltNumberFormatInsertNumbers", "id": "1728546", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1728546"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-134", "details": ["In numbers.c in libxslt 1.1.33, an xsl:number with certain format strings could lead to a uninitialized read in xsltNumberFormatInsertNumbers. This could allow an attacker to discern whether a byte on the stack contains the characters A, a, I, i, or 0, or any other character."], "name": "CVE-2019-13117", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "libxslt", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "libxslt", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "libxslt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "libxslt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Will not fix", "package_name": "libxslt", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Will not fix", "package_name": "libxslt", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:openstack:14", "fix_state": "Will not fix", "package_name": "libxslt", "product_name": "Red Hat OpenStack Platform 14 (Rocky)"}, {"cpe": "cpe:/a:redhat:openstack:9", "fix_state": "Will not fix", "package_name": "libxslt", "product_name": "Red Hat OpenStack Platform 9 (Mitaka)"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Affected", "package_name": "libxslt", "product_name": "Red Hat Storage 3"}], "public_date": "2019-06-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-13117\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-13117"], "statement": "RH ProdSec scores this vulnerability as \"Low\" due to complex prerequisites for successful exploitation.\n* The attacker must be able to supply an XSLT file to a system that automatically processes it using libxslt.\n* An xsl:number element must be present with a malformed format string designed to cause an uninitialized read in xsltNumberFormatInsertNumbers.\n* While a successful exploitation will force libxslt to process memory content as if it were a format string, the attacker cannot directly control memory contents but can observe differences in output to infer values.\n* This issue affects the version of libxslt as shipped with Red Hat Gluster Storage 3, as it includes the affected code which allows uninitialized read.\n* Red Hat OpenStack Platform versions 9, 10, 13, & 14 are marked WONTFIX as they will inherit fixes from the underlying RHEL layer.", "threat_severity": "Low"}

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