CVE-2021-23991

Katalog CVE

CVSS 6.8 · Medium EPSS 1,0%

Kerentanan pada mozilla thunderbird. Skor CVSS 3.1 6.8 (Medium) menurut NVD.

Deskripsi (NVD)

If a Thunderbird user has previously imported Alice's OpenPGP key, and Alice has extended the validity period of her key, but Alice's updated key has not yet been imported, an attacker may send an email containing a crafted version of Alice's key with an invalid subkey, Thunderbird might subsequently attempt to use the invalid subkey, and will fail to send encrypted email to Alice. This vulnerability affects Thunderbird < 78.9.1.

Rincian

Terbit di NVD

24 Juni 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

EPSS (30 hari)

1,0% peluang dieksploitasi; lebih tinggi dari 62,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.mozilla.org/show_bug.cgi?id=1673240 exploit · issue tracking · advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2021-13/ release notes · advisory vendor