CVE-2016-9602
Published: April 26, 2018Last modified: November 9, 2023
Description
Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
| Stream | qemu | Not affected (8.1.2-r0) |
References
- http://www.openwall.com/lists/oss-security/2017/01/17/12
- http://www.securityfocus.com/bid/95461
- http://www.securitytracker.com/id/1037604
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9602
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg06225.html
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04347.html
- https://security.gentoo.org/glsa/201704-01