CVE-2025-30472 describes a critical stack-based buffer overflow vulnerability in Corosync versions up to 3.1.9. This flaw, located in the orf_token_endian_convert function within exec/totemsrp.c, can be triggered by a large UDP packet when encryption is disabled or the attacker possesses the encryption key. With a CVSS score of 9.8 (CRITICAL), this vulnerability allows for unauthenticated, remote attackers to achieve high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (e.g., Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.1.9CPE matchmatch criteria | cpe:2.3:a:corosync:corosync:*:*:*:*:*:*:*:* | ||
>= 0, <= 3.1.9CPE match | cpe:2.3:a:corosync:corosync:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/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.