Vulnerability Details : CVE-2018-15705
WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesystem due to a directory traversal vulnerability in the writeFile API. An attacker can use this vulnerability to remotely execute arbitrary code.
Vulnerability category: Directory traversalExecute code
Exploit prediction scoring system (EPSS) score for CVE-2018-15705
Probability of exploitation activity in the next 30 days: 0.67%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 79 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-15705
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
8.5
|
HIGH | AV:N/AC:L/Au:S/C:N/I:C/A:C |
8.0
|
9.2
|
NIST |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-15705
-
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: nvd@nist.gov (Primary)
References for CVE-2018-15705
-
https://www.tenable.com/security/research/tra-2018-35
[R1] Multiple Advantech WebAccess Vulnerabilities - Research Advisory | Tenable®Exploit;Third Party Advisory
-
https://www.exploit-db.com/exploits/45774/
Advantech WebAccess SCADA 8.3.2 - Remote Code ExecutionExploit;Third Party Advisory;VDB Entry
Products affected by CVE-2018-15705
- cpe:2.3:a:advantech:webaccess:8.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:advantech:webaccess:8.3.2:*:*:*:*:*:*:*