CVE-2013-3893 is a critical use-after-free vulnerability in the SetMouseCapture implementation within mshtml.dll, affecting Microsoft Internet Explorer versions 6 through 11. This flaw allows remote attackers to execute arbitrary code via specially crafted JavaScript strings, often leveraging ms-help: URLs to load hxds.dll. With a CVSS score of 8.8 (HIGH), it presents a low-complexity attack vector requiring user interaction, enabling complete compromise of confidentiality, integrity, and availability. This vulnerability is actively exploited in the wild, listed in CISA's KEV catalog, and has publicly available exploit modules in Metasploit and ExploitDB, leading to significant community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
6CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:* | ||
7CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:* | ||
8CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:* | ||
9CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:* | ||
10CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.