CVE-2019-17021

Katalog CVE

CVSS 5.3 · Medium EPSS 1,9%

Kerentanan Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') pada mozilla firefox, mozilla firefox esr +1 lainnya. Skor CVSS 3.1 5.3 (Medium) menurut NVD.

Deskripsi (NVD)

During the initialization of a new content process, a race condition occurs that can allow a content process to disclose heap addresses from the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

Rincian

Terbit di NVD

8 Januari 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

EPSS (30 hari)

1,9% peluang dieksploitasi; lebih tinggi dari 78,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2020-01/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-02/ advisory vendor
• http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.html mailing list · advisory pihak ketiga
• http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.html mailing list · advisory pihak ketiga
• http://packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.html exploit · advisory pihak ketiga · vdb entry
• https://seclists.org/bugtraq/2020/Jan/18 mailing list · advisory pihak ketiga
• https://bugzilla.mozilla.org/show_bug.cgi?id=1599008 exploit · issue tracking · permissions required