CVE-2016-9423 describes a heap-based buffer overflow vulnerability in the Tatsuya Kinoshita w3m fork, specifically in versions prior to 0.5.3-31. This flaw allows remote attackers to trigger a denial of service (crash) and potentially execute arbitrary code by enticing a user to open a specially crafted HTML page. With a CVSS v3 score of 8.8 (High), the vulnerability is easily exploitable over a network with low attack complexity, posing a significant risk to confidentiality, integrity, and availability. 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 |
|---|---|---|---|
<= 0.5.3-30CPE matchmatch criteria | cpe:2.3:a:tats:w3m:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.