RPC: Advantech WebAccess IOCTL 0x1138B Buffer Overflow
This signature detects attempts to exploit a known vulnerability against Advantech WebAccess IOCTL 0x1138B. A successful attack can lead to a buffer overflow and arbitrary remote code execution within the context of the administrator.
Extended Description
Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.
Affected Products
Advantech webaccess
Short Name
RPC:DCERPC:ADVNTC-WEBA-1138B-BO
Severity
Major
Recommended
False
Recommended Action
Drop
Category
RPC
Keywords
0x1138B Advantech Buffer CVE-2021-38389 IOCTL Overflow WebAccess
Release Date
03/03/2022
Supported Platforms
mx-19.3
vmx-19.3
vsrx-19.2
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vmx-19.4
mx-19.4
srxevo-25.4
vsrx-26.2
srx-26.2
srx-branch-26.2
vsrx3bsd-26.2
mx-12.3
srx-12.3
srx-branch-12.3
vsrx-12.3
Sigpack Version
3471
False Positive
Unknown
Vendors
Advantech
CVSS Score
7.5