CVE-2019-14463 Memory corruption in n/a
An out-of-bounds read in libmodbus allows attackers to cause denial of service or disclose sensitive memory contents via crafted Modbus packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-14463?
CVE-2019-14463 is a critical memory corruption vulnerability in Debian Debian Linux, published on 31 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_REGISTERS case, aka VD-1301.
Weakness: CWE-125
Which versions are affected by CVE-2019-14463?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Libmodbus Libmodbus.
How do I fix CVE-2019-14463?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-14463 being exploited?
There is no known exploitation of CVE-2019-14463 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2019-14463, GHSA-p6hf-772c-jqqx, UBUNTU-CVE-2019-14463.