VDB-126418 · CVE-2018-17916 · Qualys 371329

InduSoft Web Studio/Aveva InTouch Edge HMI prior 8.1 Crafted Packet memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in InduSoft Web Studio and Aveva InTouch Edge HMI. The affected element is an unknown function. Executing a manipulation as part of Crafted Packet can lead to memory corruption. This vulnerability appears as CVE-2018-17916. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in InduSoft Web Studio and Aveva InTouch Edge HMI (SCADA Software) and classified as critical. This vulnerability affects an unknown code block. The manipulation as part of a Crafted Packet leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch Machine Edition) versions prior to 2017 SP2. A remote attacker could send a carefully crafted packet to exploit a stack-based buffer overflow vulnerability during tag, alarm, or event related actions such as read and write, with potential for code to be executed. If InduSoft Web Studio remote communication security was not enabled, or a password was left blank, a remote user could send a carefully crafted packet to invoke an arbitrary process, with potential for code to be executed. The code would be executed under the privileges of the InduSoft Web Studio or InTouch Edge HMI runtime and could lead to a compromise of the InduSoft Web Studio or InTouch Edge HMI server machine.

The bug was discovered 11/01/2018. The weakness was presented 11/02/2018 (Website). The advisory is available at ics-cert.us-cert.gov. This vulnerability was named CVE-2018-17916 since 10/02/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371329 (AVEVA InduSoft Web Studio Remote Code Execution Vulnerabilities).

Upgrading to version 8.1 eliminates this vulnerability.

See VDB-126417 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: InduSoft Web Studio/Aveva InTouch Edge HMI 8.1

Timelineinfo

10/02/2018 🔍
11/01/2018 +30 days 🔍
11/02/2018 +1 days 🔍
11/02/2018 +0 days 🔍
11/03/2018 +1 days 🔍
04/09/2020 +523 days 🔍

Sourcesinfo

Advisory: ics-cert.us-cert.gov
Status: Confirmed

CVE: CVE-2018-17916 (🔍)
GCVE (CVE): GCVE-0-2018-17916
GCVE (VulDB): GCVE-100-126418
See also: 🔍

Entryinfo

Created: 11/03/2018 11:38
Updated: 04/09/2020 17:34
Changes: 11/03/2018 11:38 (60), 04/09/2020 17:34 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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