Vulnerability Details : CVE-2018-7503
In Advantech WebAccess versions V8.2_20170817 and prior, WebAccess versions V8.3.0 and prior, WebAccess Dashboard versions V.2.0.15 and prior, WebAccess Scada Node versions prior to 8.3.1, and WebAccess/NMS 2.0.3 and prior, a path transversal vulnerability has been identified, which may allow an attacker to disclose sensitive information on the target.
Vulnerability category: Directory traversal
Exploit prediction scoring system (EPSS) score for CVE-2018-7503
Probability of exploitation activity in the next 30 days: 3.93%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 91 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-7503
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-7503
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- ics-cert@hq.dhs.gov (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2018-7503
-
http://www.securityfocus.com/bid/104190
Advantech WebAccess ICSA-18-135-01 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-18-135-01
Advantech WebAccess | CISAThird Party Advisory;US Government Resource
Products affected by CVE-2018-7503
- cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*
- cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*
- cpe:2.3:a:advantech:webaccess_dashboard:*:*:*:*:*:*:*:*
- cpe:2.3:a:advantech:webaccess\/nms:*:*:*:*:*:*:*:*
- cpe:2.3:a:advantech:webaccess_scada:*:*:*:*:*:*:*:*