CVE-2021-43314

Katalog CVE

CVSS 7.5 · High EPSS 0,82%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada upx. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A heap-based buffer overflows was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5368

Rincian

Terbit di NVD

24 Maret 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/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)

0,82% peluang dieksploitasi; lebih tinggi dari 56,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/upx/upx/issues/380 exploit · issue tracking · patch