CVE-2026-67673
Medium · 4.6CVSS
4.6
EPSS
0.2%
Published
Aug 3, 2026
CISA due date
—
The record
A stack-based buffer overflow vulnerability exists in the cmd_edl function of OreSat Firmware v1.0. The vulnerability is triggered when processing the edl fw_flash command, where the <filename> argument is copied to a 64-byte stack buffer via memcpy without proper length validation. An attacker with physical access to the UART3 serial interface can exploit this vulnerability by sending a maliciously crafted command with an oversized filename parameter,
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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