CVE-2005-0643

Exp

Buffer overflow in McAfee Scan Engine 4320 with DAT version before 4357 allows remote attackers to execute arbitrary code via crafted LHA files.

Published: 2005-05-02 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-0643 is rated High Exploit Risk (83.5/100): CVSS High severity, with high exploitation likelihood (EPSS 23.20%, 96th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +17.82% 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-2005-0643

EDB-ID Source Kind Published Link
24067 exploit_db edb 2004-04-30 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2005-0643

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 2025-07-30 5.39% 23.20% +17.82%
2 2025-03-30 10.60% 5.39% -5.22%
3 2025-03-29 — 10.60% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-0643

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/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:L)
Exploitation conditions are straightforward and predictable.
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.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2005-0643

Affected software / configurations for CVE-2005-0643

Vendor Product Version Raw CPE
mcafee antivirus_engine 4.3.20 cpe:2.3:a:mcafee:antivirus_engine:4.3.20:*:*:*:*:*:*:*

References for CVE-2005-0643

cvelogic Threat Intelligence