VDB-117799 · CVE-2018-8841 · BID 104190

Advantech WebAccess/WebAccess Dashboard/WebAccess Scada Node access control

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Advantech WebAccess, WebAccess Dashboard and WebAccess Scada Node and classified as critical. Affected by this vulnerability is an unknown functionality. This manipulation causes access control. The identification of this vulnerability is CVE-2018-8841. The attack can only be executed locally. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Advantech WebAccess, WebAccess Dashboard and WebAccess Scada Node (SCADA Software) (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, an improper privilege management vulnerability may allow an authenticated user to modify files when read access should only be given to the user.

The bug was discovered 05/15/2018. The weakness was shared 05/15/2018 by Steven Seeley (rgod) (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2018-8841 since 03/20/2018. Attacking locally is a requirement. A single authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 11995 (Advantech WebAccess Multiple Security Vulnerabilities).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104190†). The entries VDB-117778, VDB-117779, VDB-117780 and VDB-117793 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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

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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: 🔍

Timelineinfo

03/20/2018 🔍
05/15/2018 +55 days 🔍
05/15/2018 +0 days 🔍
05/15/2018 +0 days 🔍
05/15/2018 +0 days 🔍
05/16/2018 +1 days 🔍
02/05/2020 +630 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: securityfocus.com⛔
Researcher: Steven Seeley (rgod)
Status: Not defined

CVE: CVE-2018-8841 (🔍)
GCVE (CVE): GCVE-0-2018-8841
GCVE (VulDB): GCVE-100-117799
SecurityFocus: 104190 - Advantech WebAccess ICSA-18-135-01 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 05/16/2018 08:51
Updated: 02/05/2020 19:41
Changes: 05/16/2018 08:51 (60), 02/05/2020 19:41 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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