CVE-2015-7937: Buffer Overflow

Published Dec 21, 2015
·
Updated

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 Software

18 affected components
Schneider-electric Bmxnoc0401
Schneider-electric Bmxnoe0100
Schneider-electric Bmxnoe0100h
Schneider-electric Bmxnoe0110
Schneider-electric Bmxnoe0110h
Schneider-electric Bmxnor0200
Schneider-electric Bmxnor0200h
Schneider-electric Bmxpra0100
Schneider-electric Modicon M340 Bmxp342020
Schneider-electric Modicon M340 Bmxp342020h
Schneider-electric Modicon M340 Bmxp342030
Schneider-electric Modicon M340 Bmxp3420302
Schneider-electric Modicon M340 Bmxp3420302h
Schneider-electric Bmxp342020
Schneider-electric Bmxp342020h
Schneider-electric Bmxp342030
Schneider-electric Bmxp3420302
Schneider-electric Bmxp3420302h

Event History

Dec 21, 2015
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2015-7937?

CVE-2015-7937 has been rated as a critical vulnerability due to its potential to allow remote code execution.

2

How do I fix CVE-2015-7937?

To mitigate CVE-2015-7937, update the affected Schneider Electric Modicon M340 firmware to the latest version available.

3

What devices are affected by CVE-2015-7937?

CVE-2015-7937 affects Schneider Electric Modicon M340 PLC devices, including models like BMXNOC0401 and BMXP342030.

4

What type of vulnerability is CVE-2015-7937?

CVE-2015-7937 is classified as a stack-based buffer overflow vulnerability.

5

Can CVE-2015-7937 be exploited remotely?

Yes, CVE-2015-7937 can be exploited remotely by sending a specially crafted long password in the HTTP Basic Authentication request.

Contact

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