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CVE-2011-3987

18
FAUCET Score

CVE-2011-3987 describes a denial-of-service vulnerability in dtsoftbus01.sys, affecting DAEMON Tools Lite before 4.41.3 and DAEMON Tools Pro versions before 4.41.0315. A local attacker can trigger a system crash by sending a malformed DeviceIoControl request to \\.\dtsoftbusctl. This vulnerability has a CVSS score of 4.9, indicating low severity due to requiring local access and resulting only in a denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.40.2CPE matchmatch criteria
cpe:2.3:a:daemon-tools:daemon_tools:*:*:lite:*:*:*:*:*
4.11.1CPE matchmatch criteria
cpe:2.3:a:daemon-tools:daemon_tools:4.11.1:*:lite:*:*:*:*:*
4.11.2CPE matchmatch criteria
cpe:2.3:a:daemon-tools:daemon_tools:4.11.2:*:lite:*:*:*:*:*
4.12.0CPE matchmatch criteria
cpe:2.3:a:daemon-tools:daemon_tools:4.12.0:*:lite:*:*:*:*:*
4.12.1CPE matchmatch criteria
cpe:2.3:a:daemon-tools:daemon_tools:4.12.1:*:lite:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.9MEDIUM

AV:L/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.74%
Probability of exploitation in next 30 days
EPSS Percentile
50.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0074 is in the 85th percentile among its peer group of 3,048 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

archives.neohapsis.com / archives/bugtraq/2011-10/0101.html
Exploit
jvndb.jvn.jp / jvndb/JVNDB-2011-000085
jvn.jp / en/jp/JVN07414354/index.html
secunia.com / advisories/46416
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/70597
fourteenforty.jp / research/advisory.cgi
Exploit
securityfocus.com / bid/50106