What is the CVSS score of CVE-2025-29365?

CVE-2025-29365 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Spim are affected by CVE-2025-29365?

Organizations using spimsimulator spim v9.1.24 and before face critical risk from CVE-2025-29365, a buffer overflow vulnerability rated CVSS 9.8.

Is there a public PoC exploit available for CVE-2025-29365?

Yes, a public proof-of-concept exploit is available for CVE-2025-29365. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-29365?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. If patching is delayed, consider network segmentation to limit exposure.

Spim CVE-2025-29365

CRITICAL

Classic Buffer Overflow (CWE-120)

2025-08-22 cve@mitre.org

Buffer Overflow Spim

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

PoC Detected

Oct 01, 2025 - 20:21 vuln.today

Public exploit code

CVE Published

Aug 22, 2025 - 16:15 nvd

CRITICAL 9.8

DescriptionCVE.org

spimsimulator spim v9.1.24 and before is vulnerable to Buffer Overflow in READ_STRING_SYSCALL.

AnalysisAI

spimsimulator spim v9.1.24 and before is vulnerable to Buffer Overflow in READ_STRING_SYSCALL. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. spimsimulator spim v9.1.24 and before is vulnerable to Buffer Overflow in READ_STRING_SYSCALL. Affected products include: Spimsimulator Spim.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

CVE-2025-29365 vulnerability details – vuln.today

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Spim CVE-2025-29365

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code