CVE-2020-3508 is a denial-of-service vulnerability in the IP ARP feature of Cisco IOS XE Software on Cisco ASR 1000 Series Aggregation Services Routers with a 20-Gbps ESP. An unauthenticated, adjacent attacker can exploit insufficient error handling by sending a malicious series of ARP messages, causing the device to reload. This vulnerability has a CVSS score of 7.4 (High), indicating a low attack complexity and a high impact on availability. There is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
16.3.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.3.1:*:*:*:*:*:*:* | ||
16.6.5CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.6.5:*:*:*:*:*:*:* | ||
16.7\(1\)CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.7\(1\):*:*:*:*:*:*:* | ||
17.1.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:17.1.1:*:*:*:*:*:*:* | ||
16.9.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.9.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.