Buffer overflow in Advantech Webaccess
CVE-2020-12002
Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple stack-based buffer overflow vulnerabilities exist caused by a lack of proper validation of the length of user-supplied data, which may allow remote code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.091 (94.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Advantech Webaccess — versions 9.0.0
- N/a Advantech Webaccess Node — versions WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-12002?
- CVE-2020-12002 is a critical-severity vulnerability in Advantech Webaccess, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2020-05-08.
- How severe is CVE-2020-12002?
- Critical severity. CVSS v3 base score is 9.8 out of 10.