{"id":"CVE-2017-7493","state":"PUBLISHED","title":"Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while ac","description":"Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.","publishedAt":"2017-05-17T15:00:00.000Z","updatedAt":"2024-08-05T16:04:11.894Z","severity":null,"assigner":"redhat","products":["QEMU qemu"],"affected":[{"vendor":"QEMU","product":"qemu","versions":[{"version":"2.7.4","status":"affected"}]}],"references":["https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html","https://security.gentoo.org/glsa/201706-03","http://www.securityfocus.com/bid/98574","https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html","https://bugzilla.redhat.com/show_bug.cgi?id=1451709","http://seclists.org/oss-sec/2017/q2/278"],"weaknesses":[],"ingestedAt":"2026-10-29T19:43:54.997Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/7xxx/CVE-2017-7493.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-7493","state":"PUBLISHED","datePublished":"2017-05-17T15:00:00.000Z","dateUpdated":"2024-08-05T16:04:11.894Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2017-04-05T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest."}],"affected":[{"vendor":"QEMU","product":"qemu","versions":[{"version":"2.7.4","status":"affected"}]}],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html","name":"[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://security.gentoo.org/glsa/201706-03","name":"GLSA-201706-03","tags":["vendor-advisory","x_refsource_GENTOO"]},{"url":"http://www.securityfocus.com/bid/98574","name":"98574","tags":["vdb-entry","x_refsource_BID"]},{"url":"https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html","name":"[qemu-devel] 20170516 [PULL] 9pfs: local: forbid client access to metadata (CVE-2017-7493)","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1451709","tags":["x_refsource_CONFIRM"]},{"url":"http://seclists.org/oss-sec/2017/q2/278","name":"[oss-security] 20170517 CVE-2017-7493 Qemu: 9pfs: guest privilege escalation in virtfs mapped-file mode","tags":["mailing-list","x_refsource_MLIST"]}],"problemTypes":[{"descriptions":[{"description":"Improper access control issue","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2018-09-07T09:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2017-05-16T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html","name":"[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://security.gentoo.org/glsa/201706-03","name":"GLSA-201706-03","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"http://www.securityfocus.com/bid/98574","name":"98574","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html","name":"[qemu-devel] 20170516 [PULL] 9pfs: local: forbid client access to metadata (CVE-2017-7493)","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1451709","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://seclists.org/oss-sec/2017/q2/278","name":"[oss-security] 20170517 CVE-2017-7493 Qemu: 9pfs: guest privilege escalation in virtfs mapped-file mode","tags":["mailing-list","x_refsource_MLIST","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T16:04:11.894Z"}}]}}}