CVE-2023-4590
Buffer Overflow vulnerability in Frhed
- Published
- Nov 27, 2023
- Updated
- Aug 2, 2024
- Assigning CNA
- INCIBE
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 63.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Buffer overflow vulnerability in Frhed hex editor, affecting version 1.6.0. This vulnerability could allow an attacker to execute arbitrary code via a long filename argument through the Structured Exception Handler (SEH) registers.
Sources
1Proof-of-concept exploit for a SEH buffer overflow vulnerability (CVE-2023-4590) in Frhed hex editor v1.6.0. Generates a malicious payload file to trigger the overflow.
Responsible use
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