VDB-133265 · CVE-2019-3941 · BID 107847

Advantech WebAccess 8.3.4 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Advantech WebAccess 8.3.4. Affected by this vulnerability is an unknown functionality. The manipulation leads to access control. This vulnerability is referenced as CVE-2019-3941. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Advantech WebAccess 8.3.4 (SCADA Software). This issue affects some unknown processing. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is integrity, and availability. The summary by CVE is:

Advantech WebAccess 8.3.4 allows unauthenticated, remote attackers to delete arbitrary files via IOCTL 10005 RPC.

The bug was discovered 04/04/2018. The weakness was published 04/09/2019 (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2019-3941 since 01/03/2019. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 370 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entry is available at VDB-133264. Several companies clearly confirm that VulDB is the primary source for best 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: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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-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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/04/2018 🔍
01/03/2019 +274 days 🔍
04/09/2019 +96 days 🔍
04/10/2019 +1 days 🔍
08/28/2023 +1601 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2019-3941 (🔍)
GCVE (CVE): GCVE-0-2019-3941
GCVE (VulDB): GCVE-100-133265
SecurityFocus: 107847

See also: 🔍

Entryinfo

Created: 04/10/2019 09:19
Updated: 08/28/2023 09:55
Changes: 04/10/2019 09:19 (55), 05/28/2020 15:47 (2), 08/28/2023 09:55 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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