CVE-2026-85454
MOOS core-moos through 10.4.0 Off-by-One Buffer Overflow in Serial Telegram Handling
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
MOOS core-moos through 10.4.0 contains a buffer overflow vulnerability in CMOOSSerialPort::GetTelegram() that writes a NUL terminator one byte past the serial telegram stack buffer. Attackers controlling the serial line can send a full-length telegram to trigger the off-by-one write, corrupting the stack and potentially enabling code execution.
| CWE | CWE-193 |
| Vendor | themoos |
| Product | core-moos |
| Published | Sep 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected Versions
themoos / core-moos
0 ≤ 10.4.0
References
github.com: https://github.com/themoos/core-moos/pull/73 github.com: https://github.com/themoos/core-moos/commit/befb04df2039d0080715ea35f56268092db4ec0f github.com: https://github.com/themoos/core-moos github.com: https://github.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core/libMOOS/Utils/MOOSSerialPort.cpp#L595 vulncheck.com: https://www.vulncheck.com/advisories/moos-core-moos-through-10.4.0-off-by-one-buffer-overflow-in-serial-telegram-handling
Credits
Vlatko Kosturjak