CVE-2020-15636: NETGEAR Multiple Routers check_ra Stack-based Buffer Overflow Remote Code Execution Vulnerability
First published: Thu Aug 20 2020(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NETGEAR Multiple Routers | ||
| Netgear R6700 Firmware | <1.0.4.98 | |
| NETGEAR R6700 | =v3 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2020-15636?
CVE-2020-15636 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58.
How severe is CVE-2020-15636?
CVE-2020-15636 has a severity rating of 9.8 (Critical).
Do I need authentication to exploit CVE-2020-15636?
No, authentication is not required to exploit CVE-2020-15636.
What is the affected software?
The affected software includes NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58.
How can I fix CVE-2020-15636?
To fix CVE-2020-15636, apply the firmware update provided by NETGEAR.
- collector/zdi-advisory
- alias/ZDI-20-937
- alias/ZDI-CAN-9852
- alias/CVE-2020-15636
- collector/nvd-index
- vendor/netgear
- canonical/netgear multiple routers
- canonical/netgear r6700 firmware
- canonical/netgear r6700
- version/netgear r6700/v3