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CVE-2023-39479

May 3, 2024, 12:50 p.m.

Awaiting Analysis
CVE has been recently published to the CVE List and has been received by the NVD.

Products

Softing Secure Integration Server OPC UA Gateway

Source

zdi-disclosures@trendmicro.com

Tags

zdi-disclosures@trendmicro.com
2024-05-03
CVE-2023-39479
CWE-552

CVE-2023-39479 details

Published : May 3, 2024, 3:15 a.m.
Last Modified : May 3, 2024, 12:50 p.m.

Description

Softing Secure Integration Server OPC UA Gateway Directory Creation Vulnerability. This vulnerability allows remote attackers to create directories on affected installations of Softing Secure Integration Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of FileDirectory OPC UA Objects. The issue results from allowing unauthorized access to the filesystem. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-20548.

CVSS Score

1 2 3 4 5 6.6 7 8 9 10

Weakness

Weakness Name Description

CVSS Data

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

6.6

Exploitability Score

Impact Score

Base Severity

MEDIUM

Vector String : CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References

URL Source
https://www.zerodayinitiative.com/advisories/ZDI-23-1061/ zdi-disclosures@trendmicro.com
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