Advantech WebAccess up to 8.0 File Upload unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Advantech WebAccess up to 8.0. This issue affects some unknown processing of the component File Upload. Performing a manipulation results in unrestricted upload. This vulnerability is identified as CVE-2016-0854. The attack can be initiated remotely. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical has been found in Advantech WebAccess up to 8.0 (SCADA Software). This affects some unknown functionality of the component File Upload. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Unrestricted file upload vulnerability in Advantech WebAccess before 8.1 allows remote attackers to write to files of arbitrary types via unspecified vectors.

The weakness was released 01/15/2016 by Positive Technologies with Positive Technologies (Website). It is possible to read the advisory at ics-cert.us-cert.gov. This vulnerability is uniquely identified as CVE-2016-0854 since 12/16/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/24/2025). The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

A public exploit has been developed by Metasploit and been published 4 months after the advisory. The exploit is shared for download at exploit-db.com. It is declared as highly functional. 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 20736.

The vulnerability is also documented in the databases at Exploit-DB (39735), SecurityFocus (BID 80745†) and Vulnerability Center (SBV-56334†). Entries connected to this vulnerability are available at VDB-80252, VDB-80253, VDB-80254 and VDB-80255. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: Metasploit
Download: 🔍

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: 🔍

MetaSploit ID: advantech_webaccess_dashboard_file_upload.rb
MetaSploit Name: Advantech WebAccess Dashboard Viewer uploadImageCommon Arbitrary File Upload
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Exploit Delay Time: 🔍

Upgrade: WebAccess 8.1
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

Fortigate IPS: 🔍

Timelineinfo

12/16/2015 🔍
01/13/2016 +28 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 🔍
04/26/2016 +84 days 🔍
04/26/2016 +0 days 🔍
05/24/2025 +3315 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: ics-cert.us-cert.gov
Researcher: Positive Technologies
Organization: Positive Technologies
Status: Confirmed

CVE: CVE-2016-0854 (🔍)
GCVE (CVE): GCVE-0-2016-0854
GCVE (VulDB): GCVE-100-80271
SecurityFocus: 80745 - Advantech WebAccess ICSA-16-014-01 Multiple Security Vulnerabilities
Vulnerability Center: 56334 - Advantech WebAccess before 8.1 Remote File Write Vulnerability due to Unrestricted File Upload, Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/15/2016 09:33
Updated: 05/24/2025 22:14
Changes: 01/15/2016 09:33 (67), 07/23/2018 07:40 (25), 05/24/2025 22:14 (16)
Complete: 🔍
Cache ID: 216::103

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

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