CVE-2021-1623

Katalog CVE

CVSS 7.7 · High EPSS 1,1%

Kerentanan Resource Management Errors pada cisco ios xe. Skor CVSS 3.1 7.7 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the Simple Network Management Protocol (SNMP) punt handling function of Cisco cBR-8 Converged Broadband Routers could allow an authenticated, remote attacker to overload a device punt path, resulting in a denial of service (DoS) condition. This vulnerability is due to the punt path being overwhelmed by large quantities of SNMP requests. An attacker could exploit this vulnerability by sending a large number of SNMP requests to an affected device. A successful exploit could allow the attacker to overload the device punt path, resulting in a DoS condition.

Rincian

Terbit di NVD

23 September 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-399: Resource Management Errors

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 64,8% 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-cbr8snmp-zGjkZ9Fc advisory vendor