Heap-Based Buffer Overflow Vulnerabilities in Advantech WebAccess Node
CVE-2020-10638

9.8CRITICAL

Key Information:

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

Summary

Multiple heap-based buffer overflow vulnerabilities have been identified in Advantech WebAccess Node, specifically in versions 8.4.4 and earlier, as well as version 9.0.0. These vulnerabilities result from improper validation of user-supplied data lengths. Exploiting these issues could allow remote attackers to execute arbitrary code, potentially compromising the affected system.

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-20-599/
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-20-593/
x_refsource_MISC

EPSS Score

21% 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

.