CVE-2020-15683: mozilla firefox +4 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2020-15683

CVSS 9.8 · Critical EPSS 2,7%

Kerentanan Use After Free pada mozilla firefox, mozilla firefox esr +3 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.4, Firefox < 82, and Thunderbird < 78.4.

Rincian

Terbit di NVD: 22 Oktober 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-416: Use After Free
CWE-787: Out-of-bounds Write
EPSS (30 hari): 2,7% peluang dieksploitasi; lebih tinggi dari 85,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
mozilla	firefox	Semua versi sebelum 82.0
mozilla	firefox esr	Semua versi sebelum 78.4
mozilla	thunderbird	Semua versi sebelum 78.4
debian	debian linux	Versi 9.0
debian	debian linux	Versi 10.0
opensuse	leap	Versi 15.1
opensuse	leap	Versi 15.2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1576843%2C1656987%2C1660954%2C1662760%2C1663439%2C1666140 broken link · issue tracking · advisory vendor
https://www.mozilla.org/security/advisories/mfsa2020-45/ release notes · advisory vendor
https://www.mozilla.org/security/advisories/mfsa2020-46/ release notes · advisory vendor
https://www.mozilla.org/security/advisories/mfsa2020-47/ release notes · advisory vendor
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00057.html mailing list · advisory pihak ketiga
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00062.html mailing list · advisory pihak ketiga
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html mailing list · advisory pihak ketiga
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html mailing list · advisory pihak ketiga
https://lists.debian.org/debian-lts-announce/2020/10/msg00027.html mailing list · advisory pihak ketiga
https://security.gentoo.org/glsa/202010-08 advisory pihak ketiga
https://www.debian.org/security/2020/dsa-4780 advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.