CVE-2018-14557: Buffer Overflow
First published: Thu Apr 25 2019(Updated: )
An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A buffer overflow vulnerability exists in the router's web server (httpd). When processing the page parameters for a post request, the value is directly written with sprintf to a local variable placed on the stack, which overrides the return address of the function, a causing buffer overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tenda Ac7 Firmware | <=15.03.06.44_cn | |
| Tenda AC7 | ||
| Tenda Ac9 Firmware | <=15.03.05.19\(6318\)_cn | |
| Tenda AC9 | ||
| Tenda Ac10 Firmware | <=15.03.06.23_cn | |
| Tenda AC10 |
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Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-14557.
What is the severity of CVE-2018-14557?
The severity of CVE-2018-14557 is high with a CVSS score of 7.5.
Which devices are affected by CVE-2018-14557?
Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10) are affected by CVE-2018-14557.
What is the vulnerability in Tenda devices?
The vulnerability in Tenda devices is a buffer overflow vulnerability in the router's web server (httpd).
Is there a fix available for CVE-2018-14557?
Yes, make sure to update the firmware on your Tenda device to a version higher than V15.03.06.44_CN(AC7) for AC7, V15.03.05.19(6318)_CN(AC9) for AC9, and V15.03.06.23_CN(AC10) for AC10.
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- agent/tags
- agent/event
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/mitre-cve
- source/MITRE
- vendor/tenda
- canonical/tenda ac7 firmware
- version/tenda ac7 firmware/15.03.06.44_cn
- canonical/tenda ac7
- canonical/tenda ac9 firmware
- version/tenda ac9 firmware/15.03.05.19\(6318\)_cn
- canonical/tenda ac9
- canonical/tenda ac10 firmware
- version/tenda ac10 firmware/15.03.06.23_cn
- canonical/tenda ac10