What is the CVSS score of CVE-2013-0662?

CVE-2013-0662 has a CVSS 2.0 base score of 9.3 (Critical). CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. EPSS exploitation probability: 50.6%.

Is there a public PoC exploit available for CVE-2013-0662?

Yes, a public proof-of-concept exploit is available for CVE-2013-0662. Prioritise patching immediately. EPSS: 50.6%.

Concept CVE-2013-0662

CRITICAL

Out-of-bounds Write (CWE-787)

2014-04-01 ics-cert@hq.dhs.gov

Schneider Electric Memory Corruption Buffer Overflow RCE Concept Modbus Serial Driver Modbuscommdtm Sl Opc Factory Server Pl7 Powersuite Sft2841 Somachine Somove Twidosuite Unity Pro Unityloader

9.3

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

9.3 CRITICAL

AV:N/AC:M/Au:N/C:C/I:C/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:M/Au:N/C:C/I:C/A:C

Attack Vector

Network

Attack Complexity

Confidentiality

Integrity

Availability

Lifecycle Timeline

CVE Published

Apr 01, 2014 - 06:17 cve.org

CRITICAL 9.3

DescriptionCVE.org

AnalysisAI

Multiple stack-based buffer overflows in ModbusDrv.exe in Schneider Electric Modbus Serial Driver 1.10 through 3.2 allow remote attackers to execute arbitrary code via a large buffer-size value in a. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 50.6%.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Multiple stack-based buffer overflows in ModbusDrv.exe in Schneider Electric Modbus Serial Driver 1.10 through 3.2 allow remote attackers to execute arbitrary code via a large buffer-size value in a Modbus Application Header. Affected products include: Schneider-Electric Concept, Schneider-Electric Modbus Serial Driver, Schneider-Electric Modbuscommdtm Sl, Schneider-Electric Opc Factory Server, Schneider-Electric Pl7. Version information: through 3.2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).