VDB-114119 · CVE-2018-1062 · Bug 1549944

oVirt up to 4.1.8 VM Disk Management information disclosure

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.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in oVirt up to 4.1.8. It has been classified as problematic. Impacted is an unknown function of the component VM Disk Management. The manipulation leads to information disclosure. This vulnerability is traded as CVE-2018-1062. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in oVirt up to 4.1.8 (Virtualization Software). It has been rated as problematic. This issue affects an unknown code block of the component VM Disk Management. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

A vulnerability was discovered in oVirt 4.1.x before 4.1.9, where the combination of Enable Discard and Wipe After Delete flags for VM disks managed by oVirt, could cause a disk to be incompletely zeroed when removed from a VM. If the same storage blocks happen to be later allocated to a new disk attached to another VM, potentially sensitive data could be revealed to privileged users of that VM.

The bug was discovered 03/06/2018. The weakness was shared 03/06/2018 with Red Hat as Bug 1549944 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2018-1062 since 12/04/2017. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 4.1.9 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103433†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Virtualization Software

Name

oVirt

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: oVirt 4.1.9

Timelineinfo

12/04/2017 🔍
03/06/2018 +92 days 🔍
03/06/2018 +0 days 🔍
03/06/2018 +0 days 🔍
03/06/2018 +0 days 🔍
03/07/2018 +1 days 🔍
01/10/2020 +674 days 🔍

Sourcesinfo

Advisory: Bug 1549944
Organization: Red Hat
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-1062 (🔍)
GCVE (CVE): GCVE-0-2018-1062
GCVE (VulDB): GCVE-100-114119
SecurityFocus: 103433 - oVirt Engine CVE-2018-1062 Information Disclosure Vulnerability

Entryinfo

Created: 03/07/2018 07:56
Updated: 01/10/2020 17:59
Changes: 03/07/2018 07:56 (61), 01/10/2020 17:59 (5)
Complete: 🔍
Cache ID: 216::103