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87 lines
3.3 KiB
JSON
87 lines
3.3 KiB
JSON
{
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"id": "CVE-2023-4911",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2023-10-03T18:15:10.463",
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"lastModified": "2023-10-04T19:15:10.700",
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"vulnStatus": "Awaiting Analysis",
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"descriptions": [
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{
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"lang": "en",
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"value": "A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges."
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},
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{
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"lang": "es",
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"value": "Se descubri\u00f3 un desbordamiento del b\u00fafer en el cargador din\u00e1mico ld.so de la librer\u00eda GNU C mientras se procesaba la variable de entorno GLIBC_TUNABLES. Este problema podr\u00eda permitir que un atacante local utilice variables de entorno GLIBC_TUNABLES manipuladas con fines malintencionados al iniciar archivos binarios con permiso SUID para ejecutar c\u00f3digo con privilegios elevados."
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "secalert@redhat.com",
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"type": "Secondary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 7.8,
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"baseSeverity": "HIGH"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 5.9
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}
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]
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},
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"references": [
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{
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"url": "http://www.openwall.com/lists/oss-security/2023/10/03/2",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.openwall.com/lists/oss-security/2023/10/03/3",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://access.redhat.com/security/cve/CVE-2023-4911",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2238352",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://security.gentoo.org/glsa/202310-03",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://www.debian.org/security/2023/dsa-5514",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://www.qualys.com/2023/10/03/cve-2023-4911/looney-tunables-local-privilege-escalation-glibc-ld-so.txt",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://www.qualys.com/cve-2023-4911/",
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"source": "secalert@redhat.com"
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}
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]
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} |