VDB-102667 · CVE-2017-4987 · BID 99045

EMC VNX1/VNX2 Search Path uncontrolled search path

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in EMC VNX1 and VNX2. It has been classified as critical. This issue affects some unknown processing. This manipulation as part of Search Path causes uncontrolled search path. This vulnerability is tracked as CVE-2017-4987. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in EMC VNX1 and VNX2 (unknown version) and classified as critical. Affected by this vulnerability is an unknown code block. The manipulation as part of a Search Path leads to a uncontrolled search path vulnerability. The CWE definition for the vulnerability is CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In EMC VNX2 versions prior to OE for File 8.1.9.211 and VNX1 versions prior to OE for File 7.1.80.8, a local authenticated user can load a maliciously crafted file in the search path which may potentially allow the attacker to execute arbitrary code on the targeted VNX Control Station system, aka an uncontrolled search path vulnerability.

The bug was discovered 06/16/2017. The weakness was disclosed 06/19/2017 as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2017-4987 since 12/29/2016. Attacking locally is a requirement. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1574 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99045†). The entries VDB-102665 and VDB-102666 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/29/2016 🔍
06/13/2017 +166 days 🔍
06/16/2017 +3 days 🔍
06/19/2017 +3 days 🔍
06/19/2017 +0 days 🔍
06/19/2017 +0 days 🔍
10/19/2019 +852 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-4987 (🔍)
GCVE (CVE): GCVE-0-2017-4987
GCVE (VulDB): GCVE-100-102667
SecurityFocus: 99045 - EMC VNX1/VNX2 OE for File CVE-2017-4987 Unspecified Local Untrusted Search Path vulnerability

See also: 🔍

Entryinfo

Created: 06/19/2017 19:48
Updated: 10/19/2019 08:44
Changes: 06/19/2017 19:48 (60), 10/19/2019 08:44 (4)
Complete: 🔍
Cache ID: 216::103

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

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