Vulnerability Details : CVE-2018-16867
A flaw was found in qemu Media Transfer Protocol (MTP) before version 3.1.0. A path traversal in the in usb_mtp_write_data function in hw/usb/dev-mtp.c due to an improper filename sanitization. When the guest device is mounted in read-write mode, this allows to read/write arbitrary files which may lead do DoS scenario OR possibly lead to code execution on the host.
Vulnerability category: Directory traversalDenial of service
Products affected by CVE-2018-16867
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:3.1.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:3.1.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:3.1.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:3.1.0:rc3:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-16867
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16867
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.4
|
MEDIUM | AV:L/AC:M/Au:N/C:P/I:P/A:P |
3.4
|
6.4
|
NIST | |
|
7.0
|
HIGH | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H |
1.1
|
5.3
|
Red Hat, Inc. | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
1.1
|
6.0
|
NIST |
CWE ids for CVE-2018-16867
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2018-16867
-
https://usn.ubuntu.com/3923-1/
USN-3923-1: QEMU vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.openwall.com/lists/oss-security/2018/12/06/1
oss-security - CVE-2018-16867 QEMU: dev-mtp: path traversal in usb_mtp_write_data of the Media Transfer Protocol (MTP)Mailing List;Patch;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16867
1654885 – (CVE-2018-16867) CVE-2018-16867 QEMU: dev-mtp: path traversal in usb_mtp_write_data of the Media Transfer Protocol (MTP)Issue Tracking;Patch;Third Party Advisory
-
http://www.securityfocus.com/bid/106195
QEMU CVE-2018-16867 Directory Traversal VulnerabilityThird Party Advisory;VDB Entry
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/
[SECURITY] Fedora 29 Update: qemu-3.0.0-4.fc29 - package-announce - Fedora Mailing-ListsMailing List;Release Notes;Third Party Advisory
Jump to