CVE-2021-34716

Katalog CVE

CVSS 7.2 · High EPSS 2,4%

Kerentanan Improper Cleanup on Thrown Exception pada cisco expressway, cisco telepresence video communication server. Skor CVSS 3.1 7.2 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as the root user. This vulnerability is due to incorrect handling of certain crafted software images that are uploaded to the affected device. An attacker could exploit this vulnerability by authenticating to the system as an administrative user and then uploading specific crafted software images to the affected device. A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user.

Rincian

Terbit di NVD

18 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-460: Improper Cleanup on Thrown Exception
CWE-755: Improper Handling of Exceptional Conditions

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewrce-QPynNCjh patch · advisory vendor