CVE-2016-9602

State: Published
Severity: 7.6 High
Published: Apr 26, 2018
Updated: Aug 6, 2024
Reserved: Nov 23, 2016

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.

Scores

CVSS	Score	Vector	Source
3.0	7.6 High	CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H	redhat

Weaknesses

CWE-59

Affected Products

Product	Versions
Qemuunspecified	qemu 2.9Affected

References

[qemu-devel] 20170220 [PATCH 00/29] 9pfs: local: fix vulnerability to symlink attacksmailing-list
1037604vdb-entry
[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security updatemailing-list
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9602
[oss-security] 20170117 CVE-2016-9602 Qemu: 9p: virtfs allows guest to access host filesystemmailing-list
[qemu-devel] 20170130 [PATCH RFC 00/36] 9pfs: local: fix vulnerability to symlink attacksmailing-list
GLSA-201704-01vendor-advisory
95461vdb-entry

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