CVE-2016-6263 describes an out-of-bounds read vulnerability in the stringprep_utf8_nfkc_normalize function within libidn versions prior to 1.33. This flaw allows remote attackers to trigger a denial of service (crash) by providing specially crafted UTF-8 data. With a CVSS score of 7.5 (High), it presents a significant risk due to its network-based attack vector and low attack complexity, potentially leading to system unavailability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.32CPE matchmatch criteria | cpe:2.3:a:gnu:libidn:*:*:*:*:*:*:*:* |
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.