CVE-2001-0909 describes a buffer overflow vulnerability in the helpctr.exe program within Microsoft Help Center for Windows XP. This flaw allows remote attackers to execute arbitrary code by supplying a specially crafted, excessively long hcp: URL. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to full compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, public exploit code exists on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_xp:*:gold:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/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, 0.1 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.