CVE-2004-0840 describes a critical remote code execution vulnerability affecting the SMTP component of Microsoft Windows XP 64-bit Edition, Windows Server 2003, and the Exchange Routing Engine in Exchange Server 2003. This flaw allows attackers to execute arbitrary code by sending a crafted DNS response message with improperly validated length values. With a CVSS score of 10.0, this vulnerability is highly severe, requiring no authentication and having low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. Despite its age and high severity, there is no known active exploitation, publicly available exploit code, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2003CPE matchmatch criteria | cpe:2.3:a:microsoft:exchange_server:2003:-:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2003:-:*:*:*:*:*:x64:* | ||
r2CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2003:r2:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_xp:*:*:*:*:*:*:x64:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
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.