{ "document": { "aggregate_severity": { "text": "High" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/debian10els/vex/2018/cve-2018-20483-els_os-debian10els.json" } ], "tracking": { "current_release_date": "2026-07-09T17:32:15Z", "generator": { "date": "2026-07-09T17:32:15Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2018-20483-ELS_OS-DEBIAN10ELS", "initial_release_date": "2018-12-26T18:29:00Z", "revision_history": [ { "date": "2018-12-26T18:29:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-11-29T10:48:49Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" }, { "date": "2026-06-12T22:29:49Z", "number": "4", "summary": "Update document" }, { "date": "2026-07-09T17:32:15Z", "number": "5", "summary": "Update document" } ], "status": "final", "version": "5" }, "title": "Security update on CVE-2018-20483" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version", "name": "wget-0:1.20.1-1.1.amd64", "product": { "name": "wget-0:1.20.1-1.1.amd64", "product_id": "wget-0:1.20.1-1.1.amd64", "product_identification_helper": { "purl": "pkg:deb/debian/wget@1.20.1-1.1?arch=amd64" } } } ], "category": "architecture", "name": "amd64" }, { "branches": [ { "category": "product_name", "name": "Debian 10", "product": { "name": "Debian 10", "product_id": "Debian-10", "product_identification_helper": { "cpe": "cpe:2.3:o:debian:debian_linux:10:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Debian" } ], "category": "vendor", "name": "Software in the Public Interest, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "wget-0:1.20.1-1.1+tuxcare.els1.amd64", "product": { "name": "wget-0:1.20.1-1.1+tuxcare.els1.amd64", "product_id": "wget-0:1.20.1-1.1+tuxcare.els1.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/wget@1.20.1-1.1%2Btuxcare.els1?arch=amd64" } } } ], "category": "architecture", "name": "amd64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "wget-0:1.20.1-1.1+tuxcare.els1.amd64 as a component of Debian 10", "product_id": "Debian-10:wget-0:1.20.1-1.1+tuxcare.els1.amd64" }, "product_reference": "wget-0:1.20.1-1.1+tuxcare.els1.amd64", "relates_to_product_reference": "Debian-10" }, { "category": "default_component_of", "full_product_name": { "name": "wget-0:1.20.1-1.1.amd64 as a component of Debian 10", "product_id": "Debian-10:wget-0:1.20.1-1.1.amd64" }, "product_reference": "wget-0:1.20.1-1.1.amd64", "relates_to_product_reference": "Debian-10" } ] }, "vulnerabilities": [ { "cve": "CVE-2018-20483", "cwe": { "id": "CWE-200", "name": "Exposure of Sensitive Information to an Unauthorized Actor" }, "notes": [ { "category": "description", "text": "set_file_metadata in xattr.c in GNU Wget before 1.20.1 stores a file's origin URL in the user.xdg.origin.url metadata attribute of the extended attributes of the downloaded file, which allows local users to obtain sensitive information (e.g., credentials contained in the URL) by reading this attribute, as demonstrated by getfattr. This also applies to Referer information in the user.xdg.referrer.url metadata attribute. According to 2016-07-22 in the Wget ChangeLog, user.xdg.origin.url was partially based on the behavior of fwrite_xattr in tool_xattr.c in curl.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-10:wget-0:1.20.1-1.1+tuxcare.els1.amd64" ], "known_affected": [ "Debian-10:wget-0:1.20.1-1.1.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2018-20483" }, { "category": "external", "summary": "http://git.savannah.gnu.org/cgit/wget.git/tree/NEWS", "url": "http://git.savannah.gnu.org/cgit/wget.git/tree/NEWS" }, { "category": "external", "summary": "http://www.securityfocus.com/bid/106358", "url": "http://www.securityfocus.com/bid/106358" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2019:3701", "url": "https://access.redhat.com/errata/RHSA-2019:3701" }, { "category": "external", "summary": "https://security.gentoo.org/glsa/201903-08", "url": "https://security.gentoo.org/glsa/201903-08" }, { "category": "external", "summary": "https://security.netapp.com/advisory/ntap-20190321-0002/", "url": "https://security.netapp.com/advisory/ntap-20190321-0002/" }, { "category": "external", "summary": "https://twitter.com/marcan42/status/1077676739877232640", "url": "https://twitter.com/marcan42/status/1077676739877232640" }, { "category": "external", "summary": "https://usn.ubuntu.com/3943-1/", "url": "https://usn.ubuntu.com/3943-1/" } ], "release_date": "2018-12-26T18:29:00Z", "remediations": [ { "category": "none_available", "date": "2026-06-12T13:03:48.213638Z", "details": "Affected", "product_ids": [ "Debian-10:wget-0:1.20.1-1.1.amd64" ] } ], "scores": [ { "cvss_v2": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "baseSeverity": "LOW", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0" }, "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0" }, "products": [ "Debian-10:wget-0:1.20.1-1.1+tuxcare.els1.amd64", "Debian-10:wget-0:1.20.1-1.1.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] } ] }