CVE-2021-38389

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Oct 18, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-38397.5A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.inflight.num_queues`, pCVE-2021-383909.8A Blind SQL injection vulnerability exists in the /DataHandler/HandlerEnergyType.ashx endpoint of Delta Electronics DIAEnergie Version 1.7.5CVE-2021-383919.8A Blind SQL injection vulnerability exists in the /DataHandler/AM/AM_Handler.ashx endpoint of Delta Electronics DIAEnergie Version 1.7.5 andCVE-2021-383927.6A skilled attacker with physical access to the affected device can gain access to the hard disk drive of the device to change the telemetry CVE-2021-383939.8A Blind SQL injection vulnerability exists in the /DataHandler/HandlerAlarmGroup.ashx endpoint of Delta Electronics DIAEnergie Version 1.7.5CVE-2021-383946.4An attacker with physical access to the device can extract the binary that checks for the hardware key and reverse engineer it, which could CVE-2021-383959.8Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to improper neutralization of special elements in output, whichCVE-2021-383966.8The programmer installation utility does not perform a cryptographic authenticity or integrity checks of the software on the flash drive. AnCVE-2021-3839710.0Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to unrestricted file uploads, which may allow an attacker to reCVE-2021-383986.8The affected device uses off-the-shelf software components that contain unpatched vulnerabilities. A malicious attacker with physical accessCVE-2021-383997.5Honeywell Experion PKS C200, C200E, C300, and ACE controllers are vulnerable to relative path traversal, which may allow an attacker access CVE-2021-38408.8A dependency confusion vulnerability was reported in the Antilles open-source software prior to version 1.0.1 that could allow for remote co
CVE-2021-38389: Critical severity, CVSS 9.8 | Vulnix