What is the CVSS score of CVE-2023-26924?

CVE-2023-26924 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2023-26924?

Yes, a public proof-of-concept exploit is available for CVE-2023-26924. Prioritise patching immediately. EPSS: 0.3%.

Llvm CVE-2023-26924

MEDIUM

Classic Buffer Overflow (CWE-120)

2023-03-27 cve@mitre.org

Buffer Overflow Llvm

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Mar 27, 2023 - 22:15 nvd

MEDIUM 5.5

DescriptionNVD

LLVM a0dab4950 has a segmentation fault in mlir::outlineSingleBlockRegion. NOTE: third parties dispute this because the LLVM security policy excludes "Language front-ends ... for which a malicious input file can cause undesirable behavior."

AnalysisAI

LLVM a0dab4950 has a segmentation fault in mlir::outlineSingleBlockRegion. Rated medium severity (CVSS 5.5), this vulnerability is 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. LLVM a0dab4950 has a segmentation fault in mlir::outlineSingleBlockRegion. NOTE: third parties dispute this because the LLVM security policy excludes "Language front-ends ... for which a malicious input file can cause undesirable behavior." Affected products include: Llvm.

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.