What is the CVSS score of CVE-2015-7937?

CVE-2015-7937 has a CVSS 2.0 base score of 10.0 (Critical). CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS exploitation probability: 1.9%.

Bmxnoc0401 CVE-2015-7937

CRITICAL

Buffer Overflow (CWE-119)

2015-12-21 ics-cert@hq.dhs.gov

Schneider Electric Buffer Overflow RCE Bmxnoc0401 Bmxnoe0100 Bmxnoe0100H Bmxnoe0110 Bmxnoe0110H Bmxnor0200 Bmxnor0200H Bmxpra0100 Modicon M340 Bmxp342020 Modicon M340 Bmxp342020H Modicon M340 Bmxp342030 Modicon M340 Bmxp3420302 Modicon M340 Bmxp3420302H

10.0

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

10.0 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

Lifecycle Timeline

CVE Published

Dec 21, 2015 - 11:59 cve.org

CRITICAL 10.0

DescriptionCVE.org

AnalysisAI

Stack-based buffer overflow in the GoAhead Web Server on Schneider Electric Modicon M340 PLC BMXNOx and BMXPx devices allows remote attackers to execute arbitrary code via a long password in HTTP. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. Stack-based buffer overflow in the GoAhead Web Server on Schneider Electric Modicon M340 PLC BMXNOx and BMXPx devices allows remote attackers to execute arbitrary code via a long password in HTTP Basic Authentication data. Affected products include: Schneider-Electric Bmxnoc0401, Schneider-Electric Bmxnoe0100, Schneider-Electric Bmxnoe0100H, Schneider-Electric Bmxnoe0110, Schneider-Electric Bmxnoe0110H.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.