CVE-2017-9763 describes a denial-of-service vulnerability in the grub_ext2_read_block function within GNU GRUB (before 2013-11-12) and radare2 1.5.0. This flaw allows remote attackers to trigger excessive stack usage and application crashes by providing a specially crafted binary file, stemming from the use of a variable-size stack array. With a CVSS score of 7.5 (HIGH), this vulnerability is easily exploitable over the network with low attack complexity, leading to a complete loss of availability. Currently, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is there any evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.5.0CPE matchmatch criteria | cpe:2.3:a:radare:radare2:1.5.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/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.