CVE-2023-23556

Katalog CVE

CVSS 9.8 · Critical EPSS 0,89%

Kerentanan Out-of-bounds Write pada facebook hermes. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

An error in BigInt conversion to Number in Hermes prior to commit a6dcafe6ded8e61658b40f5699878cd19a481f80 could have been used by a malicious attacker to execute arbitrary code due to an out-of-bound write. Note that this bug is only exploitable in cases where Hermes is used to execute untrusted JavaScript. Hence, most React Native applications are not affected.

Rincian

Terbit di NVD

18 Mei 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,89% peluang dieksploitasi; lebih tinggi dari 58,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.facebook.com/security/advisories/cve-2023-23556 patch · advisory vendor
• https://github.com/facebook/hermes/commit/a6dcafe6ded8e61658b40f5699878cd19a481f80 patch