CVE-2019-20423 describes a buffer overflow and system panic vulnerability in the Lustre file system, specifically affecting versions prior to 2.12.3. This flaw stems from an integer signedness error in the target_handle_connect() function, which mishandles packet size validation during client-server connections. Rated 7.5 HIGH (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), it allows unauthenticated attackers to cause a denial of service with low attack complexity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.12.3CPE matchmatch criteria | cpe:2.3:a:lustre:lustre:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
Remediation records are not available for this CVE.