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

Summary

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.

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

25% 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

.