{"id":"CVE-2020-21047","state":"PUBLISHED","title":"The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-boun","description":"The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable assertion (CWE-617); to exploit the vulnerability, the attackers need to craft certain ELF files which bypass the missing bound checks.","publishedAt":"2023-08-22T00:00:00.000Z","updatedAt":"2026-10-14T09:35:15.997Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://sourceware.org/bugzilla/show_bug.cgi?id=25068","https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8","https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html","https://cert-portal.siemens.com/productcert/html/ssa-398330.html","https://cert-portal.siemens.com/productcert/html/ssa-202008.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:55.619Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/21xxx/CVE-2020-21047.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-21047","state":"PUBLISHED","datePublished":"2023-08-22T00:00:00.000Z","dateUpdated":"2026-10-14T09:35:15.997Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2020-08-13T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable assertion (CWE-617); to exploit the vulnerability, the attackers need to craft certain ELF files which bypass the missing bound checks."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=25068"},{"url":"https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html","name":"[debian-lts-announce] 20230923 [SECURITY] [DLA 3579-1] elfutils security update","tags":["mailing-list"]}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2023-09-23T19:06:12.439Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=25068","tags":["x_transferred"]},{"url":"https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html","name":"[debian-lts-announce] 20230923 [SECURITY] [DLA 3579-1] elfutils security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T14:22:25.620Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-07T15:40:52.075327Z","id":"CVE-2020-21047","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-07T15:41:01.120Z"}},{"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX MX5000","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX MX5000RE","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1400","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1500","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1501","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1510","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1511","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1512","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1524","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX1536","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM ROX RX5000","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V2.17.0","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-202008.html"}],"providerMetadata":{"shortName":"siemens-SADP","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","dateUpdated":"2026-10-14T09:35:15.997Z"},"x_adpType":"supplier"}]}}}