CVE-2019-20723 Memory corruption in n/a
An authenticated attacker can trigger a stack-based buffer overflow in NETGEAR devices, potentially leading to arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-20723?
CVE-2019-20723 is a medium-severity memory corruption vulnerability in Netgear D3600 Firmware, published on 16 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 authenticated user. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D6100 before 1.0.0.63, DM200 before 1.0.0.58, EX2700 before 1.0.1.48, EX6100v2 before 1.0.1.76, EX6150v2 before 1.0.1.76, EX6200v2 before 1.0.1.72, EX6400 before 1.0.2.136, EX7300 before 1.0.2.136, EX8000 before 1.0.1.180, R7800 before 1.0.2.52, R8900 before 1.0.4.2, R9000 before 1.0.4.2, WN2000RPTv3 before 1.0.1.32, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.60, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, WNR2000v5 before 1.0.0.68, and XR500 before 2.3.2.32.
Weakness: CWE-787
Which versions are affected by CVE-2019-20723?
It affects 21 products.
Products include Netgear D3600 Firmware, Netgear D6000 Firmware, Netgear D6100 Firmware, Netgear Dm200 Firmware, Netgear Ex2700 Firmware, Netgear Ex6100 Firmware and 15 more.
How do I fix CVE-2019-20723?
No fix has been published for CVE-2019-20723 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-2019-20723 being exploited?
There is no known exploitation of CVE-2019-20723 in the wild and no public exploit code.
Other vulnerabilities in Netgear D3600 Firmware
Sources
Also known as GHSA-vcxg-5hc5-gw9m.