CVE-2026-1998

Katalog CVE

CVSS 5.5 · Medium EPSS 0,23%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada micropython. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

A flaw has been found in micropython up to 1.27.0. This vulnerability affects the function mp_import_all of the file py/runtime.c. This manipulation causes memory corruption. The attack needs to be launched locally. The exploit has been published and may be used. Patch name: 570744d06c5ba9dba59b4c3f432ca4f0abd396b6. It is suggested to install a patch to address this issue.

Rincian

Terbit di NVD

6 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,23% peluang dieksploitasi; lebih tinggi dari 12,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/dpgeorge/micropython/commit/570744d06c5ba9dba59b4c3f432ca4f0abd396b6 patch
• https://vuldb.com/?id.344546 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.743396 exploit · advisory pihak ketiga · vdb entry
• https://github.com/micropython/micropython/issues/18639 exploit · issue tracking
• https://github.com/micropython/micropython/issues/18639#issue-3780651410 exploit · issue tracking
• https://github.com/micropython/micropython/pull/18671 exploit · issue tracking
• https://github.com/micropython/micropython/ product
• https://vuldb.com/?ctiid.344546 permissions required · vdb entry