CVE-2020-6831

Katalog CVE

CVSS 9.8 · Critical EPSS 5,8%

Kerentanan Out-of-bounds Write pada mozilla firefox, mozilla firefox esr +4 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.

Rincian

Terbit di NVD

26 Mei 2020

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)

5,8% peluang dieksploitasi; lebih tinggi dari 92,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2020-16/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-17/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-18/ advisory vendor
• https://security.gentoo.org/glsa/202005-03 patch · advisory pihak ketiga
• http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00000.html mailing list · advisory pihak ketiga
• http://packetstormsecurity.com/files/158480/usrsctp-Stack-Buffer-Overflow.html advisory pihak ketiga · vdb entry
• https://security.gentoo.org/glsa/202005-04 advisory pihak ketiga
• https://usn.ubuntu.com/4373-1/ advisory pihak ketiga
• https://www.debian.org/security/2020/dsa-4714 advisory pihak ketiga
• https://bugzilla.mozilla.org/show_bug.cgi?id=1632241 permissions required