{"answers":{"affected":"It affects 3 products.","exploited":"There is no known exploitation of CVE-2019-20485 in the wild and no public exploit code.","fix":"Upgrade to a fixed version.","what":"CVE-2019-20485 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 19 Mar 2020. It can only be exploited from the same machine or local network, with no action from the victim."},"fix_prompt":"Check this codebase for CVE-2019-20485 and fix it if it is affected.\n\nWhat it is: CVE-2019-20485 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 19 Mar 2020. It can only be exploited from the same machine or local network, with no action from the victim.\nExploitation: There is no known exploitation of CVE-2019-20485 in the wild and no public exploit code.\n\nAffected product: Debian Debian Linux. No package-level version data is available, so check the vendor advisory linked from the reference page.\n\nTask:\n1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.\n2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.\n3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.\n4. Run the tests and summarise what changed and why.\n5. If nothing in the project is affected, say so and change nothing.\n\nReference: https://insights.sbomify.com/CVE-2019-20485/ (Markdown: https://insights.sbomify.com/CVE-2019-20485/index.md)","id":"CVE-2019-20485","markdown":"https://insights.sbomify.com/CVE-2019-20485/index.md","name":"CVE-2019-20485","record":{"aliases":["ALPINE-CVE-2019-20485","DEBIAN-CVE-2019-20485","GHSA-9283-64xm-984q","MGASA-2020-0283","RHBA-2020:2017"],"analysis":{"component_type":"server_software","fix_type":"upgrade","impacts":["denial_of_service"],"network_reachable":"adjacent_or_local","non_default_config":false,"product_category":"Virtualization management","requires_auth":"low_privilege","summary":"Attackers can cause denial of service by blocking the libvirt API through improper handling of monitor jobs during guest agent queries.","user_interaction":"not_required","vuln_class":"denial_of_service"},"analysis_generated_by":"qwen3.8-flash-next","assigner":"mitre","cpe":[{"product":"debian_linux","vendor":"debian"},{"product":"fedora","vendor":"fedoraproject"},{"product":"libvirt","vendor":"redhat"}],"cvss":{"score":5.7,"severity":"medium","source":"nvd","vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"cwes":[{"id":"CWE-20","name":"Improper Input Validation"}],"description":"qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage).","ecosystems":["Red Hat:advanced_virtualization:8.2::el8"],"exploits":{"exploitdb":0,"first_seen":null,"github_poc":0,"max_poc_stars":null,"metasploit":0,"nuclei":0,"refs":[],"tier":"none_known"},"has_fix":true,"headline":"Denial of service in n/a","id":"CVE-2019-20485","indexable":true,"kev":null,"kind":"cve","links":{"ecosystem":null,"product":"debian:debian_linux","products":["debian:debian_linux","fedoraproject:fedora","redhat:libvirt"],"type":"denial_of_service","year":"2019"},"n_packages":215,"n_references":6,"next":{"headline":"Cross-site scripting in n/a","id":"CVE-2019-20486"},"packages":[{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:20191022-3.git899d9883.module+el8.2.0+5449+efc036dd"],"introduced":["0"],"last_affected":[],"package":"SLOF","purl":"pkg:rpm/redhat/SLOF","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.3.18-20.module+el8.2.0+5588+63a201c3"],"introduced":["0"],"last_affected":[],"package":"hivex","purl":"pkg:rpm/redhat/hivex","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.3.18-20.module+el8.2.0+5588+63a201c3"],"introduced":["0"],"last_affected":[],"package":"hivex-debuginfo","purl":"pkg:rpm/redhat/hivex-debuginfo","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.3.18-20.module+el8.2.0+5588+63a201c3"],"introduced":["0"],"last_affected":[],"package":"hivex-debugsource","purl":"pkg:rpm/redhat/hivex-debugsource","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.3.18-20.module+el8.2.0+5588+63a201c3"],"introduced":["0"],"last_affected":[],"package":"hivex-devel","purl":"pkg:rpm/redhat/hivex-devel","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs","purl":"pkg:rpm/redhat/libguestfs","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-bash-completion","purl":"pkg:rpm/redhat/libguestfs-bash-completion","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-benchmarking","purl":"pkg:rpm/redhat/libguestfs-benchmarking","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-benchmarking-debuginfo","purl":"pkg:rpm/redhat/libguestfs-benchmarking-debuginfo","source":"RHBA-2020:2017"},{"ecosystem":"Red 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Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-man-pages-uk","purl":"pkg:rpm/redhat/libguestfs-man-pages-uk","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-rescue","purl":"pkg:rpm/redhat/libguestfs-rescue","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-rsync","purl":"pkg:rpm/redhat/libguestfs-rsync","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["1:1.40.2-22.module+el8.2.0+6029+618ef2ec"],"introduced":["0"],"last_affected":[],"package":"libguestfs-tools","purl":"pkg:rpm/redhat/libguestfs-tools","source":"RHBA-2020:2017"},{"ecosystem":"Red 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Hat:advanced_virtualization:8.2::el8","fixed":["0:1.2.2-1.module+el8.2.0+5644+32ac38d4"],"introduced":["0"],"last_affected":[],"package":"libnbd-debuginfo","purl":"pkg:rpm/redhat/libnbd-debuginfo","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.2.2-1.module+el8.2.0+5644+32ac38d4"],"introduced":["0"],"last_affected":[],"package":"libnbd-debugsource","purl":"pkg:rpm/redhat/libnbd-debugsource","source":"RHBA-2020:2017"},{"ecosystem":"Red Hat:advanced_virtualization:8.2::el8","fixed":["0:1.2.2-1.module+el8.2.0+5644+32ac38d4"],"introduced":["0"],"last_affected":[],"package":"libnbd-devel","purl":"pkg:rpm/redhat/libnbd-devel","source":"RHBA-2020:2017"}],"prev":{"headline":"Missing authorization in n/a","id":"CVE-2019-20484"},"products":["n/a"],"published":"2020-03-19","related":[{"cvss_score":10,"headline":"ProFTPD Improper Access Control","id":"CVE-2015-3306","kev_date_added":"2026-10-08","published":"2015-05-18"},{"cvss_score":9.9,"headline":"RoundCube Webmail Deserialization of Untrusted Data","id":"CVE-2025-49113","kev_date_added":"2026-02-20","published":"2025-06-02"},{"cvss_score":9.8,"headline":"GNU InetUtils Argument Injection","id":"CVE-2026-24061","kev_date_added":"2026-01-26","published":"2026-01-21"},{"cvss_score":9.8,"headline":"Linux Kernel Improper Check for Unusual or Exceptional Conditions","id":"CVE-2025-39682","kev_date_added":"2026-09-18","published":"2025-09-05"},{"cvss_score":9.8,"headline":"Mozilla Firefox Use-After-Free","id":"CVE-2024-9680","kev_date_added":"2024-10-15","published":"2024-10-09"},{"cvss_score":9.8,"headline":"RARLAB UnRAR Directory Traversal","id":"CVE-2022-30333","kev_date_added":"2022-08-09","published":"2022-05-09"},{"cvss_score":9.8,"headline":"Roundcube Webmail SQL Injection","id":"CVE-2021-44026","kev_date_added":"2023-06-22","published":"2021-11-19"}],"sources":[{"class":"attribution","licence":"CVE Terms of Use (MITRE)","name":"CVE List","prefix":"CVE"},{"class":"attribution","licence":"CC BY 4.0","name":"Red Hat","prefix":"RHBA"},{"class":"attribution","licence":"US public information, NVD API terms","name":"NVD"},{"class":"attribution","licence":"CWE Terms of Use","name":"CWE (MITRE)"},{"class":"attribution","licence":"FIRST CVSS licence","name":"CVSS (FIRST)"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":"PUBLISHED","updated":"2024-08-05","vendors":["n/a"]},"summary":"Attackers can cause denial of service by blocking the libvirt API through improper handling of monitor jobs during guest agent queries.","url":"https://insights.sbomify.com/CVE-2019-20485/"}