VDB
CVE-2017-7493
CVE-2017-7493
PUBLISHED
CVSS 7.800000190734863 HIGH
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.
EPSS 0.37% · 28.2th percentile
Risk Scores
CVSS 3.0
7.800000190734863
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.37%
28.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | qemu | *, 1:2.3+dfsg-5ubuntu9, 1:2.3+dfsg-5ubuntu10 |
| Ubuntu:14.04:LTS | qemu | 0, 1.6.0+dfsg-2ubuntu1, 1.6.0+dfsg-2ubuntu2 |
Timeline
- May 17, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Mar 2, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Jul 6, 2022 EPSS Score
- Sep 8, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
- Jan 12, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2017-7493 third-party-advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html third-party-advisory
- http://seclists.org/oss-sec/2017/q2/278 third-party-advisory
- https://ubuntu.com/security/notices/USN-3414-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-7493 third-party-advisory