Stack-Based Buffer Overflow in Advantech WebAccess Node
CVE-2020-12002

9.8CRITICAL

Key Information:

Vendor

Advantech
Status
Advantech Webaccess Node
Vendor
CVE Published:
8 May 2020

What is CVE-2020-12002?

Advantech WebAccess Node has multiple stack-based buffer overflow vulnerabilities due to insufficient validation of user-supplied data lengths. This issue could potentially allow attackers to execute arbitrary code remotely. Users of affected versions should take immediate action to mitigate the risks associated with these vulnerabilities.

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Affected Version(s)

Advantech WebAccess Node WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0

References

https://www.us-cert.gov/ics/advisories/icsa-20-128-01
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-590/
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-624/
x_refsource_MISC

EPSS Score

31% 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

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