CVE-2021-47154

{"id": "CVE-2021-47154", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-47154", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2024-07-17T18:29:35.804190Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 2.8}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2024-03-18T05:15:06.140", "references": [{"url": "https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/", "source": "cve@mitre.org"}, {"url": "https://github.com/stigtsp/Net-CIDR-Lite/commit/23b6ff0590dc279521863a502e890ef19a5a76fc", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00023.html", "source": "cve@mitre.org"}, {"url": "https://metacpan.org/dist/Net-CIDR-Lite/changes", "source": "cve@mitre.org"}, {"url": "https://metacpan.org/pod/Net::CIDR::Lite", "source": "cve@mitre.org"}, {"url": "https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/stigtsp/Net-CIDR-Lite/commit/23b6ff0590dc279521863a502e890ef19a5a76fc", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00023.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://metacpan.org/dist/Net-CIDR-Lite/changes", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://metacpan.org/pod/Net::CIDR::Lite", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "The Net::CIDR::Lite module before 0.22 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses."}, {"lang": "es", "value": "El m\u00f3dulo Net::CIDR::Lite anterior a 0.22 para Perl no considera adecuadamente los caracteres cero extra\u00f1os al comienzo de una cadena de direcci\u00f3n IP, lo que (en algunas situaciones) permite a los atacantes eludir el control de acceso basado en direcciones IP."}], "lastModified": "2026-06-17T04:16:40.813", "sourceIdentifier": "cve@mitre.org"}