VDB-133897 · CVE-2011-3147 · OSVDB 76024

Nova up to 2012 Hypervisor Host File 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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Nova up to 2012. Impacted is an unknown function of the component Hypervisor Host File Handler. This manipulation causes information disclosure. This vulnerability is tracked as CVE-2011-3147. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Nova up to 2012 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Hypervisor Host File Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.

The bug was discovered 09/18/2011. The weakness was disclosed 04/22/2019. This vulnerability is known as CVE-2011-3147 since 08/16/2011. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2773 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2012.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (76024†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.8
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CNA Base Score: 2.8
CNA Vector (MITRE): 🔍

CVSSv2info

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

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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Nova 2012.1

Timelineinfo

08/16/2011 🔍
09/18/2011 +33 days 🔍
04/22/2019 +2773 days 🔍
04/23/2019 +1 days 🔍
09/06/2023 +1597 days 🔍

Sourcesinfo

Advisory: bazaar.launchpad.net
Status: Not defined

CVE: CVE-2011-3147 (🔍)
GCVE (CVE): GCVE-0-2011-3147
GCVE (VulDB): GCVE-100-133897
OSVDB: 76024 - OpenStack Compute qcow2 image security bypass

Entryinfo

Created: 04/23/2019 08:09
Updated: 09/06/2023 07:36
Changes: 04/23/2019 08:09 (54), 06/01/2020 06:59 (3), 09/06/2023 07:30 (4), 09/06/2023 07:36 (12)
Complete: 🔍
Cache ID: 216:7BE:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!