CVE-2016-8352 Memory corruption in Schneider Electric ConneXium TCSEFEC2*
A stack-based buffer overflow in the SNMP login process allows remote attackers to execute arbitrary code on Schneider Electric ConneXium firewalls.
- 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-2016-8352?
CVE-2016-8352 is a critical memory corruption vulnerability in Schneider Electric ConneXium TCSEFEC2*, published on 13 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Schneider Electric ConneXium firewalls TCSEFEC23F3F20 all versions, TCSEFEC23F3F21 all versions, TCSEFEC23FCF20 all versions, TCSEFEC23FCF21 all versions, and TCSEFEC2CF3F20 all versions. A stack-based buffer overflow can be triggered during the SNMP login authentication process that may allow an attacker to remotely execute code.
Weakness: CWE-119
Which versions are affected by CVE-2016-8352?
It affects 1 product.
Products include Schneider-Electric Connexium Firmware.
How do I fix CVE-2016-8352?
No fix has been published for CVE-2016-8352 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-2016-8352 being exploited?
There is no known exploitation of CVE-2016-8352 in the wild and no public exploit code.
Sources
Also known as GHSA-4hw4-vcgq-h32m.