CVE-2021-3716

Katalog CVE

CVSS 3.1 · Low EPSS 0,58%

Kerentanan Improper Enforcement of Message Integrity During Transmission in a Communication Channel pada nbdkit project nbdkit, redhat enterprise linux. Skor CVSS 3.1 3.1 (Low) menurut NVD.

Deskripsi (NVD)

A flaw was found in nbdkit due to to improperly caching plaintext state across the STARTTLS encryption boundary. A MitM attacker could use this flaw to inject a plaintext NBD_OPT_STRUCTURED_REPLY before proxying everything else a client sends to the server, potentially leading the client to terminate the NBD session. The highest threat from this vulnerability is to system availability.

Rincian

Terbit di NVD

2 Maret 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel

EPSS (30 hari)

0,58% peluang dieksploitasi; lebih tinggi dari 46,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1994695 issue tracking · patch · advisory pihak ketiga
• https://gitlab.com/nbdkit/nbdkit/-/commit/09a13dafb7bb3a38ab52eb5501cba786365ba7fd patch · advisory pihak ketiga
• https://gitlab.com/nbdkit/nbdkit/-/commit/6c5faac6a37077cf2366388a80862bb00616d0d8 patch · advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2021/08/18/2 mailing list · advisory pihak ketiga
• https://listman.redhat.com/archives/libguestfs/2021-August/msg00083.html broken link