VULNERABILITY INTELLIGENCE

CVE-2023-7158

CVSS score7.3 HIGH
EPSS probability1.23%
CISA KEVNot currently listed
Published2023-12-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Description

A vulnerability was found in MicroPython up to 1.21.0. It has been classified as critical. Affected is the function slice_indices of the file objslice.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.22.0 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-249180.

Weakness classification

  • cna@vuldb.com: CWE-122
  • nvd@nist.gov: CWE-787

Primary references