CVE-2023-49062 is a high-severity vulnerability affecting Facebook Katran versions prior to commit 6a03106ac1eab39d0303662963589ecb2374c97f. It allows for the disclosure of uninitialized kernel memory within an IPv4 header, specifically in the Identification field, during IPv4 encapsulation and ICMP (v4) Too Big packet generation after a bpf_xdp_adjust_head call. This network-exploitable flaw has a CVSS score of 7.5, indicating a high impact on confidentiality with no integrity or availability impact. There is currently no known active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2023-11-15CPE matchmatch criteria | cpe:2.3:a:facebook:katran:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.