{"containers":{"cna":{"affected":[{"product":"tar","vendor":"n/a","versions":[{"status":"affected","version":"1.33 and earlier"}]}],"descriptions":[{"lang":"en","value":"A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","description":"CWE-401->CWE-125","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-05-26T11:08:51.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"tags":["x_refsource_MISC"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1917565"},{"tags":["x_refsource_MISC"],"url":"https://savannah.gnu.org/bugs/?59897"},{"tags":["x_refsource_MISC"],"url":"https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777"},{"name":"GLSA-202105-29","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/202105-29"}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T17:30:07.480Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1917565"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://savannah.gnu.org/bugs/?59897"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://git.savannah.gnu.org/cgit/tar.git/commit/?id=d9d4435692150fa8ff68e1b1a473d187cc3fd777"},{"name":"GLSA-202105-29","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/202105-29"}]},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-20193","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-08T21:00:52.960226Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-08T21:03:28.478Z"}},{"x_adpType":"supplier","providerMetadata":{"orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","shortName":"siemens-SADP","dateUpdated":"2026-10-14T10:04:09.398Z"},"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","versions":[{"status":"affected","version":"V3.1.0","lessThan":"V3.1.5","versionType":"custom"}],"defaultStatus":"unknown"},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","versions":[{"status":"affected","version":"V3.1.0","lessThan":"V3.1.5","versionType":"custom"}],"defaultStatus":"unknown"},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","versions":[{"status":"affected","version":"V3.1.0","lessThan":"V3.1.5","versionType":"custom"}],"defaultStatus":"unknown"},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","versions":[{"status":"affected","version":"V3.1.0","lessThan":"V3.1.5","versionType":"custom"}],"defaultStatus":"unknown"},{"vendor":"Siemens","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","versions":[{"status":"affected","version":"V3.1.0","lessThan":"V3.1.5","versionType":"custom"}],"defaultStatus":"unknown"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html"}]}]},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2021-20193","datePublished":"2021-03-26T16:41:23.000Z","dateReserved":"2020-12-17T00:00:00.000Z","dateUpdated":"2026-10-14T10:04:09.398Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"}