Vulnerability Details : CVE-2018-18999
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.
Vulnerability category: Memory CorruptionInput validation
Products affected by CVE-2018-18999
- cpe:2.3:a:advantech:webaccess\/scada:8.3.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-18999
0.46%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 61 %
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
-
https://www.tenable.com/security/research/tra-2018-45
[R2] Advantech WebAccess Stack Buffer Overflow - Research Advisory | Tenable®Third Party Advisory
-
http://www.securityfocus.com/bid/106245
Advantech WebAccess/SCADA CVE-2018-18999 Stack Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-18-352-02
Advantech WebAccess/SCADA | CISAThird Party Advisory;US Government Resource
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