Advantech WebAccess
CVE-2021-33023
9.8CRITICAL
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
EPSS Score
2% chance of being exploited in the next 30 days.
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.