CVE-2018-18709: Buffer Overflow
First published: Sat Oct 27 2018(Updated: )
An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices. It is a buffer overflow vulnerability in the router's web server -- httpd. When processing the "firewallEn" parameter for a post request, the value is directly used in a strcpy to a local variable placed on the stack, which overrides the return address of the function.
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 | ||
| Tenda ac15 firmware | =15.03.05.19_cn | |
| Tenda AC15 | ||
| Tenda Ac18 Firmware | =15.03.05.19\(6318\)_cn | |
| Tenda AC18 |
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Frequently Asked Questions
What is CVE-2018-18709?
CVE-2018-18709 is a buffer overflow vulnerability in the web server of Tenda AC7, AC9, AC10, AC15, and AC18 devices.
Which devices are affected by CVE-2018-18709?
Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices are affected.
How severe is CVE-2018-18709?
CVE-2018-18709 has a severity rating of 7.5 (High).
How can I fix CVE-2018-18709?
The vendor has not released a patch for CVE-2018-18709 yet. It is recommended to follow the vendor's security advisories for updates and temporary mitigation measures.
Is Tenda AC7, AC9, AC10, AC15, or AC18 vulnerable to CVE-2018-18709?
Tenda AC7, AC9, AC10, AC15, and AC18 are vulnerable to CVE-2018-18709 unless updated firmware is installed.
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- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/severity
- agent/references
- agent/author
- agent/weakness
- agent/tags
- agent/description
- agent/event
- 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
- canonical/tenda ac15 firmware
- version/tenda ac15 firmware/15.03.05.19_cn
- canonical/tenda ac15
- canonical/tenda ac18 firmware
- version/tenda ac18 firmware/15.03.05.19\(6318\)_cn
- canonical/tenda ac18