CVE-2021-1367CWE-20

Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability

Medium · published February 24, 2021

CVSS v3.1
4.3
EPSS
0%
Percentile
33.6
In the wild
Unconfirmed
What it is

A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00405 · 33.6th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2021-02-24T19:30Z
EPSS history
Timeline
  • 24 FEB 19:30Z
    Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability
    cvelistv5