CVE-2019-5597 is a critical vulnerability affecting FreeBSD versions 11.2, 11.3, and 12.0, stemming from a bug in the pf IPv6 fragment reassembly logic. An attacker can exploit this by sending maliciously crafted IPv6 packets over the network, leading to a system crash or potential bypass of the packet filter. With a CVSS score of 9.1, this vulnerability poses a high risk to availability and integrity, requiring no user interaction or complex attack conditions. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
11.2CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:11.2:-:*:*:*:*:*:* | ||
11.2CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:11.2:p2:*:*:*:*:*:* | ||
11.2CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:11.2:p3:*:*:*:*:*:* | ||
11.2CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:* | ||
11.2CPE matchmatch criteria | cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.