CVE-2018-14559

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 list 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, causing a buffer overflow.

CVSS v3.0

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C

EPSS

1.43% chance of exploitation in the next 30 days, 71th percentile

Published

2019-04-25

Updated

2024-08-05

Proof-of-concept exploits (1)

• zsjevilhex/iot/blob/master/route/tenda/tenda-02/Tenda.md

References

• CVE Record
• NVD entry

Related

• CVE-2018-14557
• CVE-2018-14558
• CVE-2018-16334
• CVE-2018-18706
• CVE-2018-18707
• CVE-2018-18708