CVE-2016-9602

Severity Score

8.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Qemu en versiones anteriores a la 2.9 es vulnerable a un seguimiento de enlace incorrecto cuando se construye con VirtFS. Un usuario privilegiado en guest podría utilizar este fallo para acceder al sistema de archivos del host más allá de la carpeta compartida, pudiendo escalar sus privilegios en un host.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-11-23 CVE Reserved
2017-02-18 CVE Published
2023-11-20 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-59: Improper Link Resolution Before File Access ('Link Following')

CAPEC

References (8)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2017/01/17/12	Mailing List
http://www.securityfocus.com/bid/95461	Third Party Advisory
http://www.securitytracker.com/id/1037604	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9602	Issue Tracking
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Mailing List
https://lists.gnu.org/archive/html/qemu-devel/2017-01/msg06225.html	Mailing List
https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg04347.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.gentoo.org/glsa/201704-01	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Qemu Search vendor "Qemu"		Qemu Search vendor "Qemu" for product "Qemu"				< 2.9 Search vendor "Qemu" for product "Qemu" and version " < 2.9"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected