8.8
HIGH
CVE-2017-16923
Tenda App Data Center Command Injection Vulnerability
Description

Command Injection vulnerability in app_data_center on Shenzhen Tenda Ac9 US_AC9V1.0BR_V15.03.05.14_multi_TD01, Ac9 ac9_kf_V15.03.05.19(6318_)_cn, Ac15 US_AC15V1.0BR_V15.03.05.18_multi_TD01, Ac15 US_AC15V1.0BR_V15.03.05.19_multi_TD01, Ac18 US_AC18V1.0BR_V15.03.05.05_multi_TD01, and Ac18 ac18_kf_V15.03.05.19(6318_)_cn devices allows remote unauthenticated attackers to execute arbitrary OS commands via a crafted cgi-bin/luci/usbeject?dev_name= GET request from the LAN. This occurs because the "sub_A6E8 usbeject_process_entry" function executes a system function with untrusted input.

INFO

Published Date :

Nov. 21, 2017, 2:29 p.m.

Last Modified :

Oct. 3, 2019, 12:03 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2017-16923 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 ac15_firmware
3 Tenda ac18_firmware
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-2017-16923.

URL Resource
https://github.com/Iolop/Poc/tree/master/Router/Tenda Issue Tracking 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-2017-16923 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-16923 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 [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-77 CWE-78
  • Initial Analysis by [email protected]

    Dec. 12, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:A/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/Iolop/Poc/tree/master/Router/Tenda No Types Assigned https://github.com/Iolop/Poc/tree/master/Router/Tenda Issue Tracking, Third Party Advisory
    Added CWE CWE-77
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac9_firmware:us_ac9v1.0br_v15.03.05.14_multi_td01:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac9_firmware:ac9_kf_v15.03.05.19\(6318_\)_cn:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac15_firmware:us_ac15v1.0br_v15.03.05.18_multi_td01:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac15_firmware:us_ac15v1.0br_v15.03.05.19_multi_td01:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac18_firmware:us_ac18v1.0br_v15.03.05.05_multi_td01:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac18_firmware:ac18_kf_v15.03.05.19\(6318_\)_cn:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:*
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-16923 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

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

0.17 }} 0.07%

score

0.54504

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability