CVE-2019-20740: Buffer Overflow
First published: Thu Apr 16 2020(Updated: )
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300 before 1.0.2.130, and R8500 before 1.0.2.130.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgear Dgn2200 Firmware | <1.0.0.110 | |
| Netgear DGN2200 | =v4 | |
| Netgear Dgnd2200b Firmware | <1.0.0.109 | |
| Netgear Dgnd2200b | =v4 | |
| Netgear R7300 Firmware | <1.0.0.70 | |
| Netgear R7300 | ||
| Netgear R8300 Firmware | <1.0.2.130 | |
| NETGEAR R8300 | ||
| Netgear R8500 Firmware | <1.0.2.130 | |
| NETGEAR R8500 |
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Reference Links
Frequently Asked Questions
Which NETGEAR devices are affected by CVE-2019-20740?
DGN2200v4, DGND2200Bv4, R7300, R8300, and R8500 are affected by CVE-2019-20740.
What is the severity level of CVE-2019-20740?
The severity level of CVE-2019-20740 is medium with a rating of 6.8.
How can an authenticated user exploit the vulnerability in CVE-2019-20740?
An authenticated user can exploit the stack-based buffer overflow vulnerability in CVE-2019-20740.
What is the fix for CVE-2019-20740?
Ensure that you have installed the latest firmware version for the affected NETGEAR devices.
Where can I find more information about CVE-2019-20740?
You can find more information about CVE-2019-20740 in the Netgear security advisory: [https://kb.netgear.com/000060976/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0258](https://kb.netgear.com/000060976/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0258).
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- agent/severity
- agent/references
- agent/weakness
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- agent/description
- agent/tags
- agent/type
- agent/event
- agent/first-publish-date
- agent/softwarecombine
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- collector/mitre-cve
- source/MITRE
- vendor/netgear
- canonical/netgear dgn2200 firmware
- canonical/netgear dgn2200
- version/netgear dgn2200/v4
- canonical/netgear dgnd2200b firmware
- canonical/netgear dgnd2200b
- version/netgear dgnd2200b/v4
- canonical/netgear r7300 firmware
- canonical/netgear r7300
- canonical/netgear r8300 firmware
- canonical/netgear r8300
- canonical/netgear r8500 firmware
- canonical/netgear r8500