CVE-2020-15667

Katalog CVE

CVSS 8.8 · High EPSS 1,6%

Kerentanan Out-of-bounds Write pada mozilla firefox. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.

Rincian

Terbit di NVD

1 Oktober 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

1,6% peluang dieksploitasi; lebih tinggi dari 75,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.mozilla.org/show_bug.cgi?id=1653371 issue tracking · permissions required · advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-36/ release notes · advisory vendor