Security Resilience

CVE-2023-40724

Siemens Qms Automotive ≤ 12.39

Published
12 September 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 7.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
EPSS Score 0.0013 2th percentile
Risk Priority 51 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-40724 is a high-severity Cleartext Storage of Sensitive Information in Memory (CWE-316) vulnerability in Siemens Qms Automotive. Its CVSS base score is 7.3 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Steganography (T1001.002); ranked at the 2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A06:2025 Insecure Design

EU & UK References

Vulnerability Data

A vulnerability has been identified in QMS Automotive (All versions < V12.39). User credentials are found in memory as plaintext. An attacker could perform a memory dump, and get access to credentials, and use it for impersonation.

CWE(s)
CWE-316

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001.002 Steganography Command And Control
Adversaries may use steganographic techniques to hide command and control traffic to make detection efforts more difficult.
attack.mitre.org →
T1001.003 Protocol or Service Impersonation Command And Control
Adversaries may impersonate legitimate protocols or web service traffic to disguise command and control activity and thwart analysis efforts.
attack.mitre.org →
T1003 OS Credential Dumping Credential Access
Adversaries may attempt to dump credentials to obtain account login and credential material, normally in the form of a hash or a clear text password.
attack.mitre.org →
T1003.001 LSASS Memory Credential Access
Adversaries may attempt to access credential material stored in the process memory of the Local Security Authority Subsystem Service (LSASS).
attack.mitre.org →
T1003.007 Proc Filesystem Credential Access
Adversaries may gather credentials from the proc filesystem or `/proc`.
attack.mitre.org →
T1016.001 Internet Connection Discovery Discovery
Adversaries may check for Internet connectivity on compromised systems.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-40726Same product: Siemens Qms Automotive
CVE-2023-40727Same product: Siemens Qms Automotive
CVE-2023-40725Same product: Siemens Qms Automotive
CVE-2023-40732Same product: Siemens Qms Automotive
CVE-2023-40731Same product: Siemens Qms Automotive
CVE-2023-40729Same product: Siemens Qms Automotive
CVE-2023-40728Same product: Siemens Qms Automotive
CVE-2023-40730Same product: Siemens Qms Automotive
CVE-2024-33900Shared CWE-316
CVE-2024-36792Shared CWE-316

Affected Assets

siemens
qms automotive
≤ 12.39

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)
  • 3 hardening rules · 2 OS baselines
Validate
Prove the fix (OWASP ASVS)

—

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.DS-10 partial match
blocks

Explicitly calls for removing confidential data from process memory, directly mitigating cleartext storage.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match
removes
A.5.15 Access control partial match
removes
A.5.16 Identity management partial match
removes
A.5.18 Access rights partial match
removes
A.8.10 Information deletion partial match
removes
A.8.11 Data masking partial match
removes

Hardening callouts derived

Configuration rules from DISA STIG baselines that bear on weaknesses of the type cited by this CVE. Each rule is shown with the relationship its mapping actually records, against the CWE it was authored against. Derived via CVE→CWE over `controls_xwalks` (higher-evidence rows only; rows rated `none` are excluded).

Oracle Linux 9 (1 rule)
  • V-271730 OL 9 must disable storing core dumps. blocks CWE-316

References