VDB-91779 · CVE-2016-0920 · Qualys 11886

EMC Avamar Server up to 7.3.0 Avamar Data Store/Avamar Virtual Edition command injection

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in EMC Avamar Server up to 7.3.0. The affected element is an unknown function of the component Avamar Data Store/Avamar Virtual Edition. Performing a manipulation results in command injection. This vulnerability is cataloged as CVE-2016-0920. The attack must be initiated from a local position. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in EMC Avamar Server up to 7.3.0 (Backup Software). It has been classified as critical. This affects some unknown functionality of the component Avamar Data Store/Avamar Virtual Edition. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) in EMC Avamar Server before 7.3.0-233 allow local users to obtain root access via a crafted parameter to a command that is available in the sudo configuration.

The weakness was shared 09/21/2016 (Website). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2016-0920 since 12/17/2015. The exploitability is told to be easy. Attacking locally is a requirement. A authentication is required for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 11886 (EMC Avamar Data Store and Avamar Virtual Edition Multiple Vulnerabilities (ESA-2016-065)).

Upgrading to version 7.3.0-233 eliminates this vulnerability.

The entries VDB-91775, VDB-91776, VDB-91777 and VDB-91780 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Backup Software

Vendor

Name

Avamar Server

Version

License

commercial

Website

Vendor: https://www.dellemc.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

OpenVAS ID: 11352
OpenVAS Name: EMC Avamar Data Store and Avamar Virtual Edition Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: Avamar Server 7.3.0-233

Timelineinfo

12/17/2015 🔍
09/20/2016 +278 days 🔍
09/21/2016 +1 days 🔍
09/21/2016 +0 days 🔍
09/19/2022 +2189 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: seclists.org
Status: Not defined

CVE: CVE-2016-0920 (🔍)
GCVE (CVE): GCVE-0-2016-0920
GCVE (VulDB): GCVE-100-91779
SecurityTracker: 1036844

See also: 🔍

Entryinfo

Created: 09/21/2016 12:27
Updated: 09/19/2022 12:55
Changes: 09/21/2016 12:27 (57), 04/21/2019 15:40 (9), 09/19/2022 12:55 (3)
Complete: 🔍
Cache ID: 216::103

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