Oracle VM VirtualBox up to 5.0.33/5.1.15 Shared Folder access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Oracle VM VirtualBox up to 5.0.33/5.1.15 and classified as critical. Affected is an unknown function of the component Shared Folder. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2017-3538. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Oracle VM VirtualBox up to 5.0.33/5.1.15 (Virtualization Software). It has been rated as critical. This issue affects an unknown part of the component Shared Folder. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, and integrity.

The bug was discovered 12/12/2016. The weakness was disclosed 04/19/2017 with Google Project Zero as Oracle Critical Patch Update Advisory - April 2017 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2017-3538 since 12/06/2016. The exploitation is known to be difficult. Attacking locally is a requirement. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 128 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 99509 (Oracle VM VirtualBox 5.0.x < 5.0.38 / 5.1.x < 5.1.20 (April 2017 CPU)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170018 (OpenSUSE Security Update for virtualbox (openSUSE-SU-2017:1142-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (99509) and SecurityFocus (BID 97698†). The entries VDB-95628, VDB-95669, VDB-95670 and VDB-95704 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 7.5
Vendor Vector (Oracle): 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 99509
Nessus Name: Oracle VM VirtualBox 5.0.x < 5.0.38 / 5.1.x < 5.1.20 (April 2017 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801578
OpenVAS Name: Oracle Virtualbox Security Bypass Vulnerability - 01 Apr17 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/06/2016 🔍
12/12/2016 +6 days 🔍
04/17/2017 +126 days 🔍
04/19/2017 +2 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
04/20/2017 +1 days 🔍
04/24/2017 +4 days 🔍
12/20/2020 +1336 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2017
Researcher: Google Project Zero
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-3538 (🔍)
GCVE (CVE): GCVE-0-2017-3538
GCVE (VulDB): GCVE-100-100187
SecurityFocus: 97698 - Oracle VM VirtualBox CVE-2017-3538 Local Security Bypass Vulnerability
OSVDB: - CVE-2017-3538 - Oracle - Virtualization - Unspecified Issue
SecurityTracker: 1038288

See also: 🔍

Entryinfo

Created: 04/19/2017 19:11
Updated: 12/20/2020 14:14
Changes: 04/19/2017 19:11 (85), 09/15/2020 10:13 (7), 12/20/2020 14:12 (4), 12/20/2020 14:14 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!