Potential off-by-one buffer overflow vulnerability in the Zephyr FS subsystem
CVE-2023-4260

10CRITICAL

Key Information:

Vendor

Zephyrproject-rtos

Status
Zephyr
Vendor
CVE Published:
27 September 2023

What is CVE-2023-4260?

A potential off-by-one buffer overflow vulnerability exists in the Zephyr fuse file system, which could allow attackers to exploit the system's memory by manipulating input data, leading to possible unauthorized access or system instability. This vulnerability highlights the importance of robust input validation and memory management in embedded systems.

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Affected Version(s)

Zephyr 0 <= 3.4

References

https://github.com/zephyrproject-rtos/zephyr/security/adv...
http://www.openwall.com/lists/oss-security/2023/11/07/1
http://seclists.org/fulldisclosure/2023/Nov/1

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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