Advantech WebAccess

CVE-2021-33023

9.8CRITICAL

Key Information

Vendor
Advantech
Status
Webaccess
Vendor
CVE Published:
18 October 2021

Summary

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

Affected Version(s)

WebAccess <= 9.02

Refferences

https://us-cert.cisa.gov/ics/advisories/icsa-21-285-02
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

Natnael Samson, @NattiSamson, working with Trend Micro’s Zero Day Initiative, reported these vulnerabilities to CISA.
.