{"id":"CVE-2021-4217","state":"PUBLISHED","title":"A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input","description":"A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.","publishedAt":"2022-08-24T15:08:43.000Z","updatedAt":"2024-08-03T17:16:04.487Z","severity":null,"assigner":"redhat","products":["n/a unzip"],"affected":[{"vendor":"n/a","product":"unzip","versions":[{"version":"unzip 6.0","status":"affected"}]}],"references":["https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077","https://bugzilla.redhat.com/show_bug.cgi?id=2044583","https://access.redhat.com/security/cve/CVE-2021-4217"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T19:49:23.890Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/4xxx/CVE-2021-4217.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-4217","state":"PUBLISHED","datePublished":"2022-08-24T15:08:43.000Z","dateUpdated":"2024-08-03T17:16:04.487Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-01-27T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution."}],"affected":[{"vendor":"n/a","product":"unzip","versions":[{"version":"unzip 6.0","status":"affected"}]}],"references":[{"url":"https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077","tags":["x_refsource_MISC"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044583","tags":["x_refsource_MISC"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-4217","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476 - NULL Pointer Dereference","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-08-24T15:08:43.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1957077","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2044583","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-4217","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:16:04.487Z"}}]}}}