Medium severity4.3NVD Advisory· Published Feb 24, 2021· Updated Jun 17, 2026
CVE-2021-1367
CVE-2021-1367
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.
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Affected products
2(expand)+ 1 more
- (no CPE)
- (no CPE)range: n/a
Patches
Vulnerability mechanics
References
1News mentions
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