VDB-80252 · CVE-2015-3943 · BID 80745

Advantech WebAccess up to 8.0 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 (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Advantech WebAccess up to 8.0 and classified as problematic. The impacted element is an unknown function. Such manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2015-3943. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Advantech WebAccess up to 8.0 (SCADA Software). It has been rated as problematic. Affected by this issue is an unknown code. 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. CVE summarizes:

Advantech WebAccess before 8.1 allows remote attackers to read sensitive cleartext information about e-mail project accounts via unspecified vectors.

The weakness was disclosed 01/15/2016 by Positive Technologies with Positive Technologies (Website). The advisory is shared for download at ics-cert.us-cert.gov. This vulnerability is handled as CVE-2015-3943 since 05/12/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 124563 (Advantech WebAccess Multiple Security Vulnerabilities).

Upgrading to version 8.1 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20812.

The vulnerability is also documented in the databases at SecurityFocus (BID 80745†) and Vulnerability Center (SBV-56347†). The entries VDB-80253, VDB-80254, VDB-80255 and VDB-80262 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 5.3
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: 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: 🔍

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OpenVAS ID: 802155
OpenVAS Name: Advantech WebAccess Multiple Vulnerabilities Jan16
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: WebAccess 8.1
TippingPoint: 🔍

Timelineinfo

05/12/2015 🔍
01/13/2016 +247 days 🔍
01/13/2016 +0 days 🔍
01/14/2016 +0 days 🔍
01/15/2016 +1 days 🔍
01/15/2016 +0 days 🔍
02/01/2016 +17 days 🔍
07/23/2018 +902 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: ics-cert.us-cert.gov
Researcher: Positive Technologies
Organization: Positive Technologies
Status: Not defined

CVE: CVE-2015-3943 (🔍)
GCVE (CVE): GCVE-0-2015-3943
GCVE (VulDB): GCVE-100-80252
SecurityFocus: 80745 - Advantech WebAccess ICSA-16-014-01 Multiple Security Vulnerabilities
Vulnerability Center: 56347 - Advantech WebAccess before 8.1 Remote Sensitive Information Disclosure due to Cleartext Storing, Medium

See also: 🔍

Entryinfo

Created: 01/15/2016 09:31
Updated: 07/23/2018 07:44
Changes: 01/15/2016 09:31 (66), 07/23/2018 07:44 (12)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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