CVE-2006-4434 is a use-after-free vulnerability in Sendmail versions prior to 8.13.8, allowing remote attackers to trigger a denial of service (crash) by submitting a long header line. The CVSS score of 7.5 (HIGH) indicates a network-exploitable vulnerability with low attack complexity, leading to high availability impact. Despite the high CVSS score, the original developer disputes its severity, stating that the impact is limited to core dumps and does not affect mail delivery. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 8.13.8CPE matchmatch criteria | cpe:2.3:a:sendmail:sendmail:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
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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.