Cyber Resilience

CVE-2023-39482

Medium

Published: 03 May 2024

Published
03 May 2024
Modified
12 August 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0017 37.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-39482 is a medium-severity Use of Hard-coded Cryptographic Key (CWE-321) vulnerability in Softing Edgeaggregator. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 37.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Softing Secure Integration Server Hardcoded Cryptographic Key Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Softing Secure Integration Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can…

more

be bypassed. The specific flaw exists within libopcuaclient.so. The issue results from hardcoding crytographic keys within the product. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-20610.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

softing
edgeaggregator
≤ 3.70
softing
edgeconnector
≤ 3.70
softing
secure integration server
≤ 1.30

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-798 CWE-321

Supplier evaluation and secure acquisition practices make it harder for hard-coded credentials to be introduced via procured products.

addresses: CWE-798 CWE-321

Requiring security functional requirements and acceptance criteria allows contracts to prohibit hard-coded credentials in delivered systems or components.

addresses: CWE-798 CWE-321

Supplier risk reviews identify and discourage hard-coded credentials in delivered products or services.

addresses: CWE-798

Enables users to notice when hard-coded credentials have been exploited for unauthorized access.

addresses: CWE-798

Security training explicitly warns against hard-coded credentials, lowering their use in systems.

addresses: CWE-798

Policy and procedures prohibit hard-coded credentials in favor of managed authentication.

addresses: CWE-798

External identity providers eliminate the need for hard-coded credentials in applications.

addresses: CWE-798

Changing default authenticators prior to first use and protecting content prevents use of hard-coded credentials.

References