CVEvulnerability

CVE-2021-1367

4.3 MEDIUM Published 2021-02-24 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-02-24
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 ([email protected])
2.9 LOW — AV:A/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-20

Description

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.

Affected configurations

• cisco nx-os 9.3\(5\)

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References