csirt@kutim:~/threat-intel/cve/CVE-2020-3471

Katalog CVE

CVSS 6.5 · Medium EPSS 1,8%

Kerentanan Improper Input Validation pada cisco webex meetings server. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to maintain bidirectional audio despite being expelled from an active Webex session. The vulnerability is due to a synchronization issue between meeting and media services on a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. A successful exploit could allow the attacker to maintain the audio connection of a Webex session despite being expelled.

Rincian

Terbit di NVD
18 November 2020
Terakhir diubah
17 Juni 2026
Status NVD
Modified
CVSS 3.1
6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-20: Improper Input Validation
CWE-662: Improper Synchronization
EPSS (30 hari)
1,8% peluang dieksploitasi; lebih tinggi dari 77,3% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco webex meetings server Semua versi sebelum 3.0
cisco webex meetings server Versi 3.0 maintenance_release2
cisco webex meetings server Versi 3.0 maintenance_release3
cisco webex meetings server Versi 4.0
cisco webex meetings server Versi 4.0 maintenance_release1
cisco webex meetings server Versi 4.0 maintenance_release2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

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.