{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2021-47156","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-03-27T19:33:18.337Z","dateReserved":"2024-03-18T00:00:00.000Z","datePublished":"2024-03-18T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2024-03-18T04:42:18.151Z"},"descriptions":[{"lang":"en","value":"The Net::IPAddress::Util module before 5.000 for Perl does not properly consider extraneous zero characters in an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/"},{"url":"https://metacpan.org/release/PWBENNETT/Net-IPAddress-Util-5.000/changes"},{"url":"https://metacpan.org/release/Net-IPAddress-Util"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-1287","lang":"en","description":"CWE-1287 Improper Validation of Specified Type of Input"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-03-18T15:35:36.287667Z","id":"CVE-2021-47156","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-03-27T19:33:18.337Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:39.900Z"},"title":"CVE Program Container","references":[{"url":"https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/","tags":["x_transferred"]},{"url":"https://metacpan.org/release/PWBENNETT/Net-IPAddress-Util-5.000/changes","tags":["x_transferred"]},{"url":"https://metacpan.org/release/Net-IPAddress-Util","tags":["x_transferred"]}]}]}}