{"id":"CVE-2020-7595","state":"PUBLISHED","title":"xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation.","description":"xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation.","publishedAt":"2020-01-21T22:54:14.000Z","updatedAt":"2026-10-14T08:07:01.149Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/","https://usn.ubuntu.com/4274-1/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/","http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html","https://www.oracle.com/security-alerts/cpujul2020.html","https://security.netapp.com/advisory/ntap-20200702-0005/","https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076","https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html","https://security.gentoo.org/glsa/202010-04","https://www.oracle.com/security-alerts/cpuoct2021.html","https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf","https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08","https://www.oracle.com/security-alerts/cpuapr2022.html","https://www.oracle.com/security-alerts/cpujul2022.html","https://cert-portal.siemens.com/productcert/html/ssa-292794.html","https://cert-portal.siemens.com/productcert/html/ssa-398330.html"],"weaknesses":["CWE-835"],"ingestedAt":"2026-10-29T19:47:41.446Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/7xxx/CVE-2020-7595.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-7595","state":"PUBLISHED","datePublished":"2020-01-21T22:54:14.000Z","dateUpdated":"2026-10-14T08:07:01.149Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2020-01-21T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/","name":"FEDORA-2020-41fe1680f6","tags":["vendor-advisory","x_refsource_FEDORA"]},{"url":"https://usn.ubuntu.com/4274-1/","name":"USN-4274-1","tags":["vendor-advisory","x_refsource_UBUNTU"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/","name":"FEDORA-2020-0c71c00af4","tags":["vendor-advisory","x_refsource_FEDORA"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/","name":"FEDORA-2020-7694e8be73","tags":["vendor-advisory","x_refsource_FEDORA"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html","name":"openSUSE-SU-2020:0681","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"https://www.oracle.com/security-alerts/cpujul2020.html","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20200702-0005/","tags":["x_refsource_CONFIRM"]},{"url":"https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076","tags":["x_refsource_MISC"]},{"url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html","name":"[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://security.gentoo.org/glsa/202010-04","name":"GLSA-202010-04","tags":["vendor-advisory","x_refsource_GENTOO"]},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","tags":["x_refsource_MISC"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf","tags":["x_refsource_CONFIRM"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08","tags":["x_refsource_CONFIRM"]},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["x_refsource_MISC"]},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2022-07-25T16:23:35.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-7595","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"FEDORA-2020-41fe1680f6","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/"},{"name":"USN-4274-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4274-1/"},{"name":"FEDORA-2020-0c71c00af4","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/"},{"name":"FEDORA-2020-7694e8be73","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/"},{"name":"openSUSE-SU-2020:0681","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html"},{"name":"https://www.oracle.com/security-alerts/cpujul2020.html","refsource":"MISC","url":"https://www.oracle.com/security-alerts/cpujul2020.html"},{"name":"https://security.netapp.com/advisory/ntap-20200702-0005/","refsource":"CONFIRM","url":"https://security.netapp.com/advisory/ntap-20200702-0005/"},{"name":"https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076","refsource":"MISC","url":"https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076"},{"name":"[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"},{"name":"GLSA-202010-04","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202010-04"},{"name":"https://www.oracle.com/security-alerts/cpuoct2021.html","refsource":"MISC","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"},{"name":"https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf","refsource":"CONFIRM","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf"},{"name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08","refsource":"CONFIRM","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08"},{"name":"https://www.oracle.com/security-alerts/cpuapr2022.html","refsource":"MISC","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"name":"https://www.oracle.com/security-alerts/cpujul2022.html","refsource":"MISC","url":"https://www.oracle.com/security-alerts/cpujul2022.html"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/","name":"FEDORA-2020-41fe1680f6","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://usn.ubuntu.com/4274-1/","name":"USN-4274-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/","name":"FEDORA-2020-0c71c00af4","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/","name":"FEDORA-2020-7694e8be73","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html","name":"openSUSE-SU-2020:0681","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://www.oracle.com/security-alerts/cpujul2020.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20200702-0005/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html","name":"[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202010-04","name":"GLSA-202010-04","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T09:33:19.963Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-12-03T15:33:37.839093Z","id":"CVE-2020-7595","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-835","type":"CWE","lang":"en","description":"CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-03T15:50:13.875Z"}},{"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"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-292794.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html"}],"providerMetadata":{"shortName":"siemens-SADP","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","dateUpdated":"2026-10-14T08:07:01.149Z"},"x_adpType":"supplier"}]}}}