PT-2020-1753 · Moxa · Moxa Awk-3131A

Alexander Perez Palma + 1 · Published 2020-02-25 · Updated 2022-06-13 · CVE-2019-5142

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Moxa AWK-3131A firmware version 1.13

Description An exploitable command injection issue exists in the hostname functionality. A specially crafted entry to network configuration information can cause execution of arbitrary system commands, resulting in full control of the device. An attacker can send various authenticated requests to trigger this issue.

Recommendations For Moxa AWK-3131A firmware version 1.13, consider disabling the hostname functionality until a patch is available to prevent exploitation. Restrict access to network configuration information to minimize the risk of exploitation. Avoid using the Device Name field in the network configuration until the issue is resolved.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2020-00993

CVE-2019-5142

Affected Products

Moxa Awk-3131A

References · 8

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0931 · Exploit
• https://bdu.fstec.ru/vul/2020-00993 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-5142 · Security Note
• https://osv.dev/vulnerability/CVE-2019-5142 · Vendor Advisory
• https://t.me/cvenotify/1208 · Telegram Post
• https://moxa.ru/novosti/tidings/prod/ustranenie-uyazvimostej-tochek-dostupa-moxa-awk-3131a · Note
• https://t.me/cvenotify/31541 · Telegram Post
• https://moxa.com/en/support/support/security-advisory/awk-3131a-series-industrial-ap-bridge-client-vulnerabilities · Note