CVE-2020-14511: Buffer Overflow

Published Jul 15, 2020
·
Updated

Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4).

Affected Software

10 affected components
MOXA EDR-G902 Series: firmware versions 5.4 and prior
MOXA EDR-G903 Series: firmware versions 5.4 and prior
MOXA Edr-g902-t Firmware<=5.4
MOXA Edr-g902-t
MOXA Edr-g902 Firmware<=5.4
MOXA EDR-G902
MOXA Edr-g903-t Firmware<=5.4
MOXA Edr-g903-t
MOXA Edr-g903 Firmware<=5.4
MOXA EDR-G903

Event History

Jul 15, 2020
CVE Published
via MITRE·12:27 PM
Data Sourced
via MITRE·12:27 PM
DescriptionWeakness
Aug 4, 2024
Data Sourced
via ICS·12:56 PM
SeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability ID of this issue?

The vulnerability ID of this issue is CVE-2020-14511.

2

What is the severity level of CVE-2020-14511?

The severity level of CVE-2020-14511 is critical (9.8).

3

Which routers are affected by CVE-2020-14511?

The EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4) are affected by CVE-2020-14511.

4

How can this vulnerability be exploited?

This vulnerability can be exploited by performing a malicious operation with a crafted web browser cookie, causing a stack-based buffer overflow in the system web server.

5

Is there a fix available for CVE-2020-14511?

Yes, updating the firmware to version 5.4 or higher resolves the vulnerability.

Contact

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