7.5
HIGH
CVE-2018-14557
Tenda Web Server Buffer Overflow Vulnerability
Description

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.

INFO

Published Date :

April 25, 2019, 8:29 p.m.

Last Modified :

Nov. 21, 2024, 3:49 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2018-14557 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Tenda ac9_firmware
2 Tenda ac10_firmware
3 Tenda ac7_firmware
4 Tenda ac10
5 Tenda ac9
6 Tenda ac7
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-14557.

URL Resource
https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-03/Tenda.md Exploit Third Party Advisory
https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-03/Tenda.md Exploit Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-14557 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-14557 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-03/Tenda.md
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    May. 02, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-03/Tenda.md No Types Assigned https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-03/Tenda.md Exploit, Third Party Advisory
    Added CWE CWE-119
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac7_firmware:*:*:*:*:*:*:*:* versions up to (including) 15.03.06.44_cn OR cpe:2.3:h:tenda:ac7:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac9_firmware:*:*:*:*:*:*:*:* versions up to (including) 15.03.05.19\(6318\)_cn OR cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac10_firmware:*:*:*:*:*:*:*:* versions up to (including) 15.03.06.23_cn OR cpe:2.3:h:tenda:ac10:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.11 }} -0.00%

score

0.45484

percentile

CVSS30 - Vulnerability Scoring System
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