CVE-2005-4812

The SISCO OSI stack for Windows, as used by MMS-EASE 7.10 and earlier, AX-S4 MMS 5.01 and earlier, AX-S4 ICCP 3.0103 and earlier, and the ICCP Toolkit for MMS-EASE 4.10 and earlier, allows remote attackers to cause a denial of service (process crash) via certain network traffic, as demonstrated using a Nessus scan.

Published: 2005-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2005-4812 is rated Moderate Risk (63.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.74%). Core evidence: EPSS rose +1.11% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.

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

Exploit prediction scoring system (EPSS) score for CVE-2005-4812

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 2.63% 3.74% +1.11%
2 2025-05-12 2.53% 2.63% +0.10%
3 2025-03-30 2.53%

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-4812

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C 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:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
10.0 6.9 [email protected]

Weakness enumeration for CVE-2005-4812

Affected software / configurations for CVE-2005-4812

Vendor Product Version Raw CPE
sisco ax-s4_iccp <= 3.0103 cpe:2.3:a:sisco:ax-s4_iccp:*:*:*:*:*:*:*:*
sisco ax-s4_mms <= 5.01 cpe:2.3:a:sisco:ax-s4_mms:*:*:*:*:*:*:*:*
sisco iccp_toolkit_for_mms-ease <= 4.10 cpe:2.3:a:sisco:iccp_toolkit_for_mms-ease:*:*:*:*:*:*:*:*
sisco mms-ease <= 7.10 cpe:2.3:a:sisco:mms-ease:*:*:*:*:*:*:*:*

References for CVE-2005-4812

cvelogic Threat Intelligence