CVE-2009-4016 describes an integer underflow vulnerability in the clean_string function of IRCD-hybrid, ircd-ratbox, and oftc-hybrid IRC daemons. This flaw, triggered by a crafted LINKS command when flatten_links is disabled, could allow remote attackers to execute arbitrary code or cause a denial of service. With a CVSS score of 6.8, it represents a medium-severity risk, requiring moderate attack complexity but no authentication, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
7.2.2CPE matchmatch criteria | cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.2:*:*:*:*:*:*:* | ||
7.2.3CPE matchmatch criteria | cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.3:*:*:*:*:*:*:* | ||
<= 2.2.8CPE matchmatch criteria | cpe:2.3:a:ircd-ratbox:ircd-ratbox:*:*:*:*:*:*:*:* | ||
1.0CPE matchmatch criteria | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.0:*:*:*:*:*:*:* | ||
1.1CPE matchmatch criteria | cpe:2.3:a:ircd-ratbox:ircd-ratbox:1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.