Vulnerability CVE-2019-10991
Published: 2019-06-28

Description:
In WebAccess/SCADA, Versions 8.3.5 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Advantech -> Webaccess 

 References:
https://www.us-cert.gov/ics/advisories/icsa-19-178-05
https://www.zerodayinitiative.com/advisories/ZDI-19-586/
https://www.zerodayinitiative.com/advisories/ZDI-19-588/
https://www.zerodayinitiative.com/advisories/ZDI-19-589/
https://www.zerodayinitiative.com/advisories/ZDI-19-592/
https://www.zerodayinitiative.com/advisories/ZDI-19-594/
https://www.zerodayinitiative.com/advisories/ZDI-19-619/
https://www.zerodayinitiative.com/advisories/ZDI-19-620/
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