7.5
HIGH
CVE-2022-39823
Softing OPC UA C++ SDK Use-After-Free Vulnerability
Description

An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error

INFO

Published Date :

Oct. 20, 2022, 9:15 p.m.

Last Modified :

Oct. 25, 2022, 7:21 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-39823 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Softing opc
2 Softing opc_ua_c\+\+_software_development_kit
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-39823.

URL Resource
https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.html Mitigation Vendor Advisory
https://www.softing.com Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-39823 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-39823 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Oct. 25, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.html No Types Assigned https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.html Mitigation, Vendor Advisory
    Changed Reference Type https://www.softing.com No Types Assigned https://www.softing.com Vendor Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:a:softing:opc:*:*:*:*:*:*:*:* versions from (including) 5.20 up to (including) 5.22 *cpe:2.3:a:softing:opc_ua_c\+\+_software_development_kit:*:*:*:*:*:*:*:* versions from (including) 5.70 up to (including) 6.00
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-39823 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-39823 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.00%

score

0.41138

percentile

CVSS31 - Vulnerability Scoring System
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