{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2018-10-19T00:00:00", "descriptions": [{"lang": "en", "value": "Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-10-31T00:06:14", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "[debian-lts-announce] 20190225 [SECURITY] [DLA 1689-1] elfutils security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html"}, {"tags": ["x_refsource_MISC"], "url": "https://sourceware.org/ml/elfutils-devel/2018-q4/msg00055.html"}, {"tags": ["x_refsource_MISC"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23786"}, {"name": "USN-4012-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4012-1/"}, {"name": "openSUSE-SU-2019:1590", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html"}, {"name": "RHSA-2019:2197", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2019:2197"}, {"name": "[debian-lts-announce] 20211030 [SECURITY] [DLA 2802-1] elfutils security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-18521", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "[debian-lts-announce] 20190225 [SECURITY] [DLA 1689-1] elfutils security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html"}, {"name": "https://sourceware.org/ml/elfutils-devel/2018-q4/msg00055.html", "refsource": "MISC", "url": "https://sourceware.org/ml/elfutils-devel/2018-q4/msg00055.html"}, {"name": "https://sourceware.org/bugzilla/show_bug.cgi?id=23786", "refsource": "MISC", "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23786"}, {"name": "USN-4012-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4012-1/"}, {"name": "openSUSE-SU-2019:1590", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html"}, {"name": "RHSA-2019:2197", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:2197"}, {"name": "[debian-lts-announce] 20211030 [SECURITY] [DLA 2802-1] elfutils security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html"}]}}}}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-18521", "datePublished": "2018-10-19T17:00:00", "dateReserved": "2018-10-19T00:00:00", "dateUpdated": "2021-10-31T00:06:14", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:elfutils_project:elfutils:0.174:*:*:*:*:*:*:*", "matchCriteriaId": "FFA4335E-EB87-4400-A28A-93A7B03AEC43", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "F1E78106-58E6-4D59-990F-75DA575BFAD9", "vulnerable": true}, {"criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*", "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*", "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled."}, {"lang": "es", "value": "Vulnerabilidades de divisi\u00f3n entre cero en la funci\u00f3n arlib_add_symbols() en arlib.c en elfutils 0.174 permiten que los atacantes remotos provoquen una denegaci\u00f3n de servicio (cierre inesperado de la aplicaci\u00f3n) con un archivo ELF manipulado, tal y como queda demostrado con eu-ranlib. Esto se debe a que se gestiona de manera incorrecta un sh_entsize con valor cero."}], "id": "CVE-2018-18521", "lastModified": "2021-11-30T21:59:02.957", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-10-19T17:29:00.873", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:2197"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23786"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "https://sourceware.org/ml/elfutils-devel/2018-q4/msg00055.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4012-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-369"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}