Buffer overflow in Advantech Webaccess

CVE-2019-13556

In WebAccess versions 8.4.1 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.

Vulnerability class: Buffer Overflow

EPSS: 0.021 (80.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-13556?
CVE-2019-13556 is a high-severity vulnerability in Advantech Webaccess, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2019-09-18.
How severe is CVE-2019-13556?
High severity. CVSS v3 base score is 8.8 out of 10.