VulnerabilityModified
CVE-2016-9602
Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS.
HIGH 8.8EPSS 3.72%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.72% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-59
- Affected
- qemu/qemu · debian/debian linux
- Source
- secalert@redhat.com
References
- http://www.openwall.com/lists/oss-security/2017/01/17/12Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/95461Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037604Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9602Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg06225.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04347.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201704-01Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/17/12Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/95461Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037604Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9602Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg06225.htmlMailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04347.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201704-01Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.