CVE-2005-0560 describes a critical heap-based buffer overflow vulnerability in the SMTP service of Microsoft Exchange Server 2000 and 2003. This flaw allows unauthenticated remote attackers to execute arbitrary code by sending a specially crafted X-LINK2STATE extended verb request to the SMTP port. With a CVSS score of 7.5, it presents a high risk due to its network-based attack vector and low attack complexity, potentially leading to full compromise of the affected server. While not currently on the KEV catalog or Hot List, exploit code is publicly available via ExploitDB, indicating a clear path for exploitation, though community discussion and media coverage are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2000CPE matchmatch criteria | cpe:2.3:a:microsoft:exchange_server:2000:-:*:*:*:*:*:* | ||
2003CPE matchmatch criteria | cpe:2.3:a:microsoft:exchange_server:2003:-:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
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.