CVE-2019-11759

Katalog CVE

CVSS 8.8 · High EPSS 1,8%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada mozilla firefox, mozilla firefox esr +2 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Rincian

Terbit di NVD

8 Januari 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-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

1,8% peluang dieksploitasi; lebih tinggi dari 77,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2019-33/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2019-34/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2019-35/ advisory vendor
• https://security.gentoo.org/glsa/202003-10 advisory pihak ketiga
• https://usn.ubuntu.com/4335-1/ advisory pihak ketiga
• https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 issue tracking · permissions required