Critical severity · published May 8, 2020
CVE-2020-12002
Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0
9.8
CVSS
9.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)9.1% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
Webaccess · Advantech
through 8.4.4; 9.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12002
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-12002
Third Party Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-128-01
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-590/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-591/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-592/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-619/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-622/
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