8.8
HIGH
CVE-2019-5143
Moxa AWK-3131A Format String Vulnerability
Description

An exploitable format string vulnerability exists in the iw_console conio_writestr functionality of the Moxa AWK-3131A firmware version 1.13. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

INFO

Published Date :

Feb. 25, 2020, 4:15 p.m.

Last Modified :

June 13, 2022, 8:14 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2019-5143 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 Moxa mxview
2 Moxa awk-3131a_firmware
: Total Affected Vendor : 1 | Products : 2
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-2019-5143.

URL Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0932 Exploit Technical Description 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-2019-5143 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-5143 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
  • Modified Analysis by [email protected]

    Jun. 13, 2022

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 29, 2022

    Action Type Old Value New Value
    Added CWE Talos CWE-120
  • CVE Modified by [email protected]

    Apr. 19, 2022

    Action Type Old Value New Value
    Added CVSS V3 Talos AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Initial Analysis by [email protected]

    Feb. 27, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://talosintelligence.com/vulnerability_reports/TALOS-2019-0932 No Types Assigned https://talosintelligence.com/vulnerability_reports/TALOS-2019-0932 Exploit, Technical Description, Third Party Advisory
    Added CWE NIST CWE-134
    Added CPE Configuration AND OR *cpe:2.3:o:moxa:awk-3131a_firmware:1.13:*:*:*:*:*:*:* OR cpe:2.3:h:moxa:awk-3131a:-:*:*:*:*:*:*:*
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-2019-5143 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-5143 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-135: Format String Injection Format String Injection
Exploit Prediction

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

0.42 }} 0.11%

score

0.73812

percentile

CVSS31 - Vulnerability Scoring System
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