Advantech WebAccess/SCADA 8.4.0 RPC Call memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Advantech WebAccess and SCADA 8.4.0. This impacts an unknown function. Such manipulation as part of RPC Call leads to memory corruption. This vulnerability is referenced as CVE-2019-3953. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Advantech WebAccess and SCADA 8.4.0 (SCADA Software). Affected by this issue is an unknown function. The manipulation as part of a RPC Call leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 10012 RPC call.

The weakness was published 06/18/2019. This vulnerability is handled as CVE-2019-3953 since 01/03/2019. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

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

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: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: Memory corruption
CWE: CWE-119
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

01/03/2019 🔍
06/18/2019 +166 days 🔍
06/19/2019 +1 days 🔍
10/06/2023 +1570 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: tenable.com
Status: Not defined

CVE: CVE-2019-3953 (🔍)
GCVE (CVE): GCVE-0-2019-3953
GCVE (VulDB): GCVE-100-136640

Entryinfo

Created: 06/19/2019 07:26
Updated: 10/06/2023 10:58
Changes: 06/19/2019 07:26 (35), 06/25/2020 15:04 (18), 10/06/2023 10:58 (3)
Complete: 🔍
Cache ID: 216::103

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