What’s Vulnerable › Vulnerabilities

CVE-2015-7937

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-12-21 · updated 2026-06-17
• Weakness: CWE-119

Description

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

• Schneider-Electric Bmxnoc0401: all versions
• Schneider Electric BMXNOE0100: all versions
• Schneider-Electric Bmxnoe0100H: all versions
• Schneider Electric BMXNOE0110: all versions
• Schneider-Electric Bmxnoe0110H: all versions
• Schneider-Electric Bmxnor0200: all versions
• Schneider Electric BMXNOR0200H: all versions
• Schneider-Electric Bmxpra0100: all versions
• Schneider-Electric Modicon M340 Bmxp342020: all versions
• Schneider-Electric Modicon M340 Bmxp342020H: all versions
• Schneider-Electric Modicon M340 Bmxp342030: all versions
• Schneider-Electric Modicon M340 Bmxp3420302: all versions
• Schneider-Electric Modicon M340 Bmxp3420302H: all versions

References

• http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2015-344-01
• http://www.securityfocus.com/bid/79622
• https://ics-cert.us-cert.gov/advisories/ICSA-15-351-01
• http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2015-344-01
• http://www.securityfocus.com/bid/79622
• https://ics-cert.us-cert.gov/advisories/ICSA-15-351-01

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