CVE-2012-2268

master.exe in the SNMP Master Agent in RealNetworks Helix Server and Helix Mobile Server 14.x before 14.3.x allows remote attackers to cause a denial of service (unhandled exception and daemon crash) via a crafted Open-PDU request that triggers incorrect DisplayString processing, a different vulnerability than CVE-2012-1923.

Published: 2012-04-17 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2012-2268 is rated Moderate Risk (46.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.57%). 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-2012-2268

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 0.60% 1.57% +0.97%
2 2025-03-30 0.66% 0.60% -0.06%
3 2025-03-29 0.66%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-2268

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/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: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:P)
Partial availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2012-2268

Affected software / configurations for CVE-2012-2268

Vendor Product Version Raw CPE
realnetworks helix_server 14.0.0 cpe:2.3:a:realnetworks:helix_server:14.0.0:*:*:*:*:*:*:*
realnetworks helix_server 14.0.1 cpe:2.3:a:realnetworks:helix_server:14.0.1:*:*:*:*:*:*:*
realnetworks helix_server 14.2 cpe:2.3:a:realnetworks:helix_server:14.2:*:*:*:*:*:*:*
realnetworks helix_server 14.2.0.212 cpe:2.3:a:realnetworks:helix_server:14.2.0.212:*:*:*:*:*:*:*
realnetworks helix_mobile_server 14.0.0 cpe:2.3:a:realnetworks:helix_mobile_server:14.0.0:*:*:*:*:*:*:*
realnetworks helix_mobile_server 14.0.1 cpe:2.3:a:realnetworks:helix_mobile_server:14.0.1:*:*:*:*:*:*:*

References for CVE-2012-2268

cvelogic Threat Intelligence