CVE-2017-18738 Memory corruption in n/a
Unauthenticated attackers can execute arbitrary code via a stack-based buffer overflow in various NETGEAR routers and extenders.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-18738?
CVE-2017-18738 is a high-severity memory corruption vulnerability in Netgear R6100 Firmware, published on 23 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX6150v2 before 1.0.1.54, R6400 before 1.0.1.24, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.10, R7000P before 1.2.0.22, R6900P before 1.2.0.22, R7100LG before 1.0.0.32, R7300DST before 1.0.0.54, R7900 before 1.0.1.18, R8000 before 1.0.3.48, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R6100 before 1.0.1.16, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.
Weakness: CWE-787
Which versions are affected by CVE-2017-18738?
It affects 17 products.
Products include Netgear Ex6150 Firmware, Netgear R6100 Firmware, Netgear R6400 Firmware, Netgear R6700 Firmware, Netgear R6900 Firmware, Netgear R6900p Firmware and 11 more.
How do I fix CVE-2017-18738?
No fix has been published for CVE-2017-18738 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-2017-18738 being exploited?
There is no known exploitation of CVE-2017-18738 in the wild and no public exploit code.
Other vulnerabilities in Netgear R6100 Firmware
Sources
Also known as GHSA-prqf-9j9q-7689.