CVE-2019-16018 is a denial-of-service vulnerability in Cisco IOS XR Software's BGP EVPN functionality. It allows an unauthenticated, remote attacker to restart the BGP process by sending a crafted BGP update message with malformed EVPN attributes, affecting Cisco products. The vulnerability has a CVSS score of 6.5 (Medium) due to its network attack vector and high impact on availability, though user interaction is required to trigger the DoS. Exploitation requires the attacker to be a configured BGP peer or inject the malicious message into an existing BGP connection. There is no evidence of active exploitation, public exploit code, or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6.6.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:6.6.1:*:*:*:*:*:*:* | ||
6.6.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:6.6.2:*:*:*:*:*:*:* | ||
6.6.25CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:6.6.25:*:*:*:*:*:*:* | ||
7.0.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:7.0.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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.