CVE-2021-39923

Katalog CVE

CVSS 7.5 · High EPSS 1,6%

Kerentanan Excessive Iteration pada wireshark, debian linux. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Large loop in the PNRP dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Rincian

Terbit di NVD

19 November 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-834: Excessive Iteration

EPSS (30 hari)

1,6% peluang dieksploitasi; lebih tinggi dari 74,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://gitlab.com/wireshark/wireshark/-/issues/17684 issue tracking · patch · advisory vendor
• https://www.wireshark.org/security/wnpa-sec-2021-11.html advisory vendor
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39923.json advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html mailing list · advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-5019 advisory pihak ketiga