CVE-2006-2659 describes a denial-of-service vulnerability in Courier MTA versions prior to 0.53.2, specifically within the libs/comverp.c component. Attackers can exploit this by providing usernames containing the "=" character, leading to high CPU consumption. This vulnerability has a CVSS score of 7.8, indicating a high severity due to its network-based attack vector, low complexity, and complete availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.44.2CPE matchmatch criteria | cpe:2.3:a:double_precision_incorporated:courier_mta:*:*:*:*:*:*:*:* | ||
0.37.3CPE matchmatch criteria | cpe:2.3:a:double_precision_incorporated:courier_mta:0.37.3:*:*:*:*:*:*:* | ||
0.38.1CPE matchmatch criteria | cpe:2.3:a:double_precision_incorporated:courier_mta:0.38.1:*:*:*:*:*:*:* | ||
0.40CPE matchmatch criteria | cpe:2.3:a:double_precision_incorporated:courier_mta:0.40:*:*:*:*:*:*:* | ||
0.43CPE matchmatch criteria | cpe:2.3:a:double_precision_incorporated:courier_mta:0.43:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
No social media mentions found for this CVE.
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.
Remediation records are not available for this CVE.