CVE-2020-6806

Katalog CVE

CVSS 8.8 · High EPSS 2,6%

Kerentanan Out-of-bounds Read pada mozilla firefox, mozilla firefox esr +2 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

By carefully crafting promise resolutions, it was possible to cause an out-of-bounds read off the end of an array resized during script execution. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.

Rincian

Terbit di NVD

25 Maret 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-125: Out-of-bounds Read

EPSS (30 hari)

2,6% peluang dieksploitasi; lebih tinggi dari 85,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2020-08/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-09/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-10/ advisory vendor
• http://packetstormsecurity.com/files/157524/Firefox-js-ReadableStreamCloseInternal-Out-Of-Bounds-Access.html advisory pihak ketiga · vdb entry
• https://usn.ubuntu.com/4328-1/ advisory pihak ketiga
• https://usn.ubuntu.com/4335-1/ advisory pihak ketiga
• https://bugzilla.mozilla.org/show_bug.cgi?id=1612308 issue tracking · permissions required