CVE-2006-3493

Exp

Buffer overflow in LsCreateLine function (mso_203) in mso.dll and mso9.dll, as used by Microsoft Word and possibly other products in Microsoft Office 2003, 2002, and 2000, allows remote user-assisted attackers to cause a denial of service (crash) via a crafted Word DOC or other Office file type. NOTE: this issue was originally reported to allow code execution, but on 20060710 Microsoft stated that code execution is not possible, and the original researcher agrees.

Published: 2006-07-10 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-3493 is rated High Exploit Risk (74.7/100): CVSS Medium severity, with high exploitation likelihood (EPSS 57.69%, 98th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +5.93% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2006-3493

EDB-ID Source Kind Published Link
2001 exploit_db edb 2006-07-10 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2006-3493

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 51.77% 57.69% +5.93%
2 2025-03-29 57.69% 51.77% -5.93%
3 2025-03-19 — 57.69% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-3493

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.1 2.0 MEDIUM
AV:N/AC:H/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 4.9 6.4 [email protected]

Weakness enumeration for CVE-2006-3493

Affected software / configurations for CVE-2006-3493

Vendor Product Version Raw CPE
microsoft office 2000 cpe:2.3:a:microsoft:office:2000:*:*:*:*:*:*:*
microsoft office 2000 cpe:2.3:a:microsoft:office:2000:sp1:*:*:*:*:*:*
microsoft office 2000 cpe:2.3:a:microsoft:office:2000:sp2:*:*:*:*:*:*
microsoft office 2000 cpe:2.3:a:microsoft:office:2000:sp3:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:*:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:sp1:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:sp2:*:*:*:*:*:*
microsoft office 2003 cpe:2.3:a:microsoft:office:2003:sp3:*:*:*:*:*:*
microsoft office xp cpe:2.3:a:microsoft:office:xp:*:*:*:*:*:*:*
microsoft office xp cpe:2.3:a:microsoft:office:xp:sp1:*:*:*:*:*:*
microsoft office xp cpe:2.3:a:microsoft:office:xp:sp2:*:*:*:*:*:*
microsoft office xp cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:*

References for CVE-2006-3493

cvelogic Threat Intelligence