OPC Foundation Local Discovery Server 1.03.370 Configuration File input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in OPC Foundation Local Discovery Server 1.03.370. The affected element is an unknown function of the component Configuration File Handler. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2017-17443. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in OPC Foundation Local Discovery Server 1.03.370 and classified as problematic. This vulnerability affects an unknown code block of the component Configuration File Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

OPC Foundation Local Discovery Server (LDS) 1.03.370 required a security update to resolve multiple vulnerabilities that allow attackers to trigger a crash by placing invalid data into the configuration file. This vulnerability requires an attacker with access to the file system where the configuration file is stored; however, if the configuration file is altered the LDS will be unavailable until it is repaired.

The bug was discovered 12/06/2017. The weakness was presented 06/13/2018 (Website). The advisory is shared for download at opcfoundation-onlineapplications.org. This vulnerability was named CVE-2017-17443 since 12/06/2017. The attack can be initiated remotely. The requirement for exploitation is a single authentication. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 189 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.

See VDB-119485 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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

12/06/2017 🔍
12/06/2017 +0 days 🔍
06/13/2018 +188 days 🔍
06/13/2018 +0 days 🔍
06/14/2018 +1 days 🔍
02/19/2020 +615 days 🔍

Sourcesinfo

Advisory: opcfoundation-onlineapplications.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-17443 (🔍)
GCVE (CVE): GCVE-0-2017-17443
GCVE (VulDB): GCVE-100-119488
See also: 🔍

Entryinfo

Created: 06/14/2018 08:42
Updated: 02/19/2020 08:14
Changes: 06/14/2018 08:42 (57), 02/19/2020 08:14 (2)
Complete: 🔍
Cache ID: 216::103

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