{"answers":{"affected":"It affects 1 product.","exploited":"There is no known exploitation of CVE-2016-9637 in the wild and no public exploit code.","fix":"Apply the vendor's patch.","what":"CVE-2016-9637 is a high-severity vulnerability in Citrix Xenserver, published on 16 Feb 2017. 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-2016-9637 and fix it if it is affected.\n\nWhat it is: CVE-2016-9637 is a high-severity vulnerability in Citrix Xenserver, published on 16 Feb 2017. 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-2016-9637 in the wild and no public exploit code.\n\nAffected product: Citrix Xenserver. 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-2016-9637/ (Markdown: https://insights.sbomify.com/CVE-2016-9637/index.md)","id":"CVE-2016-9637","markdown":"https://insights.sbomify.com/CVE-2016-9637/index.md","name":"CVE-2016-9637","record":{"aliases":["DEBIAN-CVE-2016-9637","GHSA-5m8h-4qv2-6hhp","RHSA-2016:2963","UBUNTU-CVE-2016-9637"],"analysis":{"component_type":"operating_system","fix_type":"patch","impacts":["privilege_escalation"],"network_reachable":"adjacent_or_local","non_default_config":false,"product_category":"Xen hypervisor","requires_auth":"high_privilege","summary":"Local guest administrators can escalate privileges to the qemu process via out-of-range ioport access in Xen with qemu device model.","user_interaction":"not_required","vuln_class":"privilege_escalation"},"analysis_generated_by":"qwen3.8-flash-next","assigner":"mitre","cpe":[{"product":"xenserver","vendor":"citrix"}],"cvss":{"score":7.5,"severity":"high","source":"nvd","vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.0"},"cwes":[{"id":"CWE-264","name":null}],"description":"The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.","ecosystems":["Red Hat:enterprise_linux:5::client","Red Hat:enterprise_linux:5::server","Red Hat:rhel_virtualization:5::client","Red Hat:rhel_virtualization:5::server"],"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":"Privilege escalation in n/a","id":"CVE-2016-9637","indexable":true,"kev":null,"kind":"cve","links":{"ecosystem":null,"product":"citrix:xenserver","products":["citrix:xenserver"],"type":"privilege_escalation","year":"2016"},"n_packages":12,"n_references":7,"next":{"headline":"Privilege escalation in n/a","id":"CVE-2016-9638"},"packages":[{"ecosystem":"Red Hat:enterprise_linux:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen","purl":"pkg:rpm/redhat/xen","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:enterprise_linux:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-debuginfo","purl":"pkg:rpm/redhat/xen-debuginfo","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:enterprise_linux:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-libs","purl":"pkg:rpm/redhat/xen-libs","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:enterprise_linux:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen","purl":"pkg:rpm/redhat/xen","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:enterprise_linux:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-debuginfo","purl":"pkg:rpm/redhat/xen-debuginfo","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:enterprise_linux:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-libs","purl":"pkg:rpm/redhat/xen-libs","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen","purl":"pkg:rpm/redhat/xen","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-debuginfo","purl":"pkg:rpm/redhat/xen-debuginfo","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::client","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-devel","purl":"pkg:rpm/redhat/xen-devel","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen","purl":"pkg:rpm/redhat/xen","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-debuginfo","purl":"pkg:rpm/redhat/xen-debuginfo","source":"RHSA-2016:2963"},{"ecosystem":"Red Hat:rhel_virtualization:5::server","fixed":["0:3.0.3-148.el5_11"],"introduced":["0"],"last_affected":[],"package":"xen-devel","purl":"pkg:rpm/redhat/xen-devel","source":"RHSA-2016:2963"}],"prev":{"headline":"Memory corruption in n/a","id":"CVE-2016-9636"},"products":["n/a"],"published":"2017-02-16","related":[{"cvss_score":10,"headline":"Memory corruption in n/a","id":"CVE-2014-4947","kev_date_added":null,"published":"2014-07-22"},{"cvss_score":9.8,"headline":"Path traversal in n/a","id":"CVE-2018-14007","kev_date_added":null,"published":"2018-08-15"},{"cvss_score":9.8,"headline":"Denial of service in n/a","id":"CVE-2015-7705","kev_date_added":null,"published":"2017-08-07"},{"cvss_score":9.8,"headline":"Auth bypass in n/a","id":"CVE-2016-5302","kev_date_added":null,"published":"2016-06-13"},{"cvss_score":8.8,"headline":"Memory corruption in n/a","id":"CVE-2017-12134","kev_date_added":null,"published":"2017-08-24"},{"cvss_score":8.8,"headline":"Privilege escalation in n/a","id":"CVE-2017-12135","kev_date_added":null,"published":"2017-08-24"},{"cvss_score":8.8,"headline":"Privilege escalation in n/a","id":"CVE-2017-12137","kev_date_added":null,"published":"2017-08-24"}],"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":"RHSA"},{"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":"2024-08-06","vendors":["n/a"]},"summary":"Local guest administrators can escalate privileges to the qemu process via out-of-range ioport access in Xen with qemu device model.","url":"https://insights.sbomify.com/CVE-2016-9637/"}