WebAccess/SCADA, WebAccess/SCADA Version 8.3.2 installed on Windows 2008 R2 SP1. Lack of proper validation of user supplied input may allow an attacker to cause the overflow of a buffer on the stack.
Published 2018-12-19 18:29:00
Updated 2020-09-18 16:53:25
Source ICS-CERT
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionInput validation

Exploit prediction scoring system (EPSS) score for CVE-2018-18999

0.27%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-18999

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
7.3
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
3.9
3.4
NIST

CWE ids for CVE-2018-18999

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: ics-cert@hq.dhs.gov (Secondary)
  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-18999

Products affected by CVE-2018-18999

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