Cyber Resilience

CVE-2024-0771

Memory Safety in Nsasoft Product Key Explorer 4.0.9

Public PoCMemory Safety
Published
21 January 2024
Modified
21 November 2024
CVSS Score v3.1 5.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0030 23th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2024-0771 is a medium-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Nsasoft Product Key Explorer. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Privilege Escalation (T1068); ranked at the 23th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability Data

A vulnerability has been found in Nsasoft Product Key Explorer 4.0.9 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Registration Handler. The manipulation of the argument Name/Key leads to memory corruption. An attack…

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has to be approached locally. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-251671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1068 Exploitation for Privilege Escalation Privilege Escalation
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.
T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
Why these techniques?

Local memory corruption (CWE-119) in Product Key Explorer's registration handler enables exploitation for privilege escalation (T1068) via potential RCE and application denial of service (T1499.004) as demonstrated by the public PoC.

CVEs Like This One

CVE-2024-0772Same vendor: Nsasoft
CVE-2025-4498Shared CWE-119, CWE-787
CVE-2025-12204Shared CWE-119, CWE-787
CVE-2025-6499Shared CWE-119, CWE-787
CVE-2025-4472Shared CWE-119, CWE-787
CVE-2025-3166Shared CWE-119, CWE-787
CVE-2025-4480Shared CWE-119, CWE-787
CVE-2025-2915Shared CWE-119, CWE-787
CVE-2025-4059Shared CWE-119, CWE-787
CVE-2025-4890Shared CWE-119, CWE-787

Affected Assets

nsasoft
product key explorer
4.0.9

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)

Validate
Prove the fix (OWASP ASVS)
  • V17.3.2

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-119 CWE-787

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

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.PS-06 mostly match
prevents

Secure SDLC practices (bounds checking, safe APIs, reviews) directly prevent this class of flaw.

ID.RA-01 partial match
prevents

Vulnerability scanning and code analysis directly surface buffer-boundary flaws.

ID.RA-08 partial match
prevents

Receiving and triaging vulnerability disclosures commonly includes buffer-related reports.

PR.AT-02 partial match
prevents

Developer training on secure coding reduces introduction of memory-buffer errors.

PR.PS-02 partial match
prevents

Patching replaces vulnerable code containing buffer-boundary defects.

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.

detects

Security testing in development catches out-of-bounds accesses before release, covering most instances of the weakness.

prevents

Secure development lifecycle mandates memory-safety practices that directly prevent buffer-boundary violations.

prevents

Application security requirements can specify memory-safety rules, but do not prescribe implementation details.

prevents

Secure architecture and engineering principles include memory-safe design patterns that mitigate buffer overflows.

prevents

Secure coding standards explicitly forbid unsafe buffer operations, directly eliminating CWE-119.

prevents

Change management can enforce review gates that catch unsafe memory operations before deployment.

References