Heap-Based Buffer Overflow in MicroPython Function
CVE-2024-8948

7.5HIGH

Key Information:

Vendor

Micropython

Status
Micropython
Vendor
CVE Published:
17 September 2024

What is CVE-2024-8948?

A vulnerability has been identified in MicroPython version 1.23.0, specifically within the mpz_as_bytes function located in py/objint.c. This issue enables a potential attacker to execute a heap-based buffer overflow when converting an integer zero to bytes. The vulnerability can be exploited remotely, posing significant risks if left unaddressed. Immediate application of the patch identified as 908ab1ceca15ee6fd0ef82ca4cba770a3ec41894 is advisable to mitigate any threats associated with this flaw.

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References

https://vuldb.com/?id.277766
https://vuldb.com/?ctiid.277766
https://vuldb.com/?submit.409317

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

JSON
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