← All advisories

Critical severity9.8NVD Advisory· Published Oct 18, 2021· Updated Jun 17, 2026

CVE-2021-33023

CVE-2021-33023

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3

Advantech/Webaccess3 versions
cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*range: <=9.0.2
- (no CPE)range: <=9.02
- (no CPE)range: All

Patches

Vulnerability mechanics

References

1

us-cert.cisa.gov/ics/advisories/icsa-21-285-02nvdMitigationThird Party AdvisoryUS Government Resource

News mentions

0

No linked articles in our index yet.