CVE-2015-7937 Memory corruption in n/a
Remote attackers can execute arbitrary code on Schneider Electric Modicon PLCs via a stack-based buffer overflow in the GoAhead Web Server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2015-7937?
CVE-2015-7937 is a critical memory corruption vulnerability in n/a, published on 21 Dec 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-119
Which versions are affected by CVE-2015-7937?
It affects 13 products.
Products include Schneider-Electric Bmxnoc0401, Schneider-Electric Bmxnoe0100, Schneider-Electric Bmxnoe0100h, Schneider-Electric Bmxnoe0110, Schneider-Electric Bmxnoe0110h, Schneider-Electric Bmxnor0200 and 7 more.
How do I fix CVE-2015-7937?
No fix has been published for CVE-2015-7937 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2015-7937 being exploited?
There is no known exploitation of CVE-2015-7937 in the wild and no public exploit code.
Sources
Also known as GHSA-8wr7-595h-8jxh.