VDB-105992 · CVE-2017-12713 · BID 100526

Advantech WebAccess up to 8.2 File ACL access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Advantech WebAccess up to 8.2. The impacted element is an unknown function of the component File ACL. Such manipulation leads to access control. This vulnerability is uniquely identified as CVE-2017-12713. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Advantech WebAccess up to 8.2 (SCADA Software). It has been rated as critical. Affected by this issue is an unknown code block of the component File ACL. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An Incorrect Permission Assignment for Critical Resource issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Multiple files and folders with ACLs that affect other users are allowed to be modified by non-administrator accounts.

The weakness was disclosed 08/30/2017 with Tenable Network Security (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2017-12713 since 08/09/2017. The attack needs to be approached locally. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 11860 (Advantech WebAccess Multiple Security Vulnerabilities).

Upgrading to version 8.2_20170817 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 100526†). The entries VDB-105985, VDB-105986, VDB-105987 and VDB-105988 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebAccess 8.2_20170817

Timelineinfo

08/09/2017 🔍
08/29/2017 +20 days 🔍
08/30/2017 +1 days 🔍
08/30/2017 +0 days 🔍
08/31/2017 +1 days 🔍
11/12/2019 +803 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: securityfocus.com⛔
Organization: Tenable Network Security
Status: Not defined

CVE: CVE-2017-12713 (🔍)
GCVE (CVE): GCVE-0-2017-12713
GCVE (VulDB): GCVE-100-105992
SecurityFocus: 100526 - Advantech WebAccess ICSA-17-241-02 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/31/2017 10:29
Updated: 11/12/2019 09:07
Changes: 08/31/2017 10:29 (57), 11/12/2019 09:07 (9)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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