OPC Foundation OPC UA Legacy Java Stack resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability was found in OPC Foundation OPC UA Legacy Java Stack (Programming Language Software) (affected version unknown). It has been declared as problematic. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

The OPC UA Legacy Java Stack before 6f176f2 enables an attacker to block OPC UA server applications via uncontrolled resource consumption so that they can no longer serve client applications.

The weakness was presented 05/15/2023 as 6f176f2b445a27c157f1a32f225accc9ce8873c0. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-32787 since 05/15/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Applying the patch 6f176f2b445a27c157f1a32f225accc9ce8873c0 is able to eliminate this problem. The bugfix is ready for download at github.com.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 6f176f2b445a27c157f1a32f225accc9ce8873c0

Timelineinfo

05/15/2023 🔍
05/15/2023 +0 days 🔍
05/15/2023 +0 days 🔍
06/09/2023 +25 days 🔍

Sourcesinfo

Advisory: 6f176f2b445a27c157f1a32f225accc9ce8873c0
Status: Confirmed

CVE: CVE-2023-32787 (🔍)

Entryinfo

Created: 05/15/2023 17:31
Updated: 06/09/2023 08:17
Changes: 05/15/2023 17:31 (41), 06/09/2023 08:17 (11)
Complete: 🔍
Cache ID: 3:4B0:103

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