CVE-2009-4661

Exp

Multiple buffer overflows in BigAnt Server 2.50 SP6 and earlier allow user-assisted remote attackers to cause a denial of service (application crash) via a crafted ZIP file that is not properly handled when the victim uses the (1) Update or (2) Plug-In console menu item.

Published: 2010-03-03 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-4661 is rated Exploit Available (54.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.10%). 2 public exploit reference(s) are indexed (Exploit-DB). 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-2009-4661

EDB-ID Source Kind Published Link
9734 exploit_db edb 2009-09-21 Exploit-DB ↗
9695 exploit_db edb 2009-09-16 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2009-4661

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 2026-06-15 11.34% 2.10% -9.24%
2 2026-05-02 8.11% 11.34% +3.23%
3 2026-01-23 — 8.11% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-4661

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2009-4661

Affected software / configurations for CVE-2009-4661

Vendor Product Version Raw CPE
bigantsoft bigant_server <= 2.50 cpe:2.3:a:bigantsoft:bigant_server:*:sp6:*:*:*:*:*:*

References for CVE-2009-4661

cvelogic Threat Intelligence