CVE-2018-0456 describes a denial-of-service vulnerability in Cisco NX-OS Software's SNMP input packet processor. This flaw, caused by improper validation of SNMP protocol data units (PDUs), allows an authenticated, remote attacker to trigger repeated restarts of the SNMP application, potentially leading to a system-level restart. With a CVSS score of 7.7 (HIGH), it has a network attack vector and low attack complexity, resulting in a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.2\(0.43\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:9.2\(0.43\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.