CVE-2023-39452Network attack vector

Credential disclosure via incorrect session management

Published Sep 18, 2023 · Updated Sep 25, 2024

Plaintext credential exposure in Socomec MODULYS GP 01.12.10 allows remote attackers to read credentials through its web application. The user-management section renders stored credentials in cleartext, while incorrect session handling permits remote retrieval. No authentication or user interaction is required, and the disclosed credentials expose device-managed accounts.

CVSS severity7.5
High
EPSS probability0.62%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Plaintext credential exposure in Socomec MODULYS GP 01.12.10 allows remote attackers to read credentials through its web application. The user-management section renders stored credentials in cleartext, while incorrect session handling permits remote retrieval. No authentication or user interaction is required, and the disclosed credentials expose device-managed accounts.

The record

CVE
CVE-2023-39452
Published
Sep 18, 2023
Updated
Sep 25, 2024
Vendor
Socomec
Product
MODULYS GP
Classifications
CWE-256, T1555
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 18, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 25, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=01.12.10
  2. Affected versionversion=v01.12.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Socomec · MODULYS GPversion=01.12.10; version=v01.12.10

Published CVSS scores

7.5ICS-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-256Plaintext Storage of a Password
T1555Credentials from Password Stores

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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