CVE-2018-18731
Last modified
CVE-2018-18731 is a vulnerability of currently unknown severity. 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. There is a buffer overflow vulnerability in the router's web server -- httpd. EPSS estimates a 1.14% chance of exploitation in the next 30 days.
Description
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. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the 'deviceMac' parameter for a post request, the value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Ac7 Firmware | 15.03.06.44_cn |
| Tenda | Ac9 Firmware | 15.03.05.19\(6318\)_cn |
| Tenda | Ac10 Firmware | 15.03.06.23_cn |
| Tenda | Ac15 Firmware | 15.03.05.19_cn |
| Tenda | Ac18 Firmware | 15.03.05.19\(6318\)_cn |
References
- https://github.com/ZIllR0/Routers/blob/master/Tenda/stack4.mdExploit, Third Party Advisory
- https://github.com/ZIllR0/Routers/blob/master/Tenda/stack4.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-18731?
How severe is CVE-2018-18731?
How do I fix CVE-2018-18731?
Are you affected by CVE-2018-18731?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST