Vulnerability Details : CVE-2017-6027
An Arbitrary File Upload issue was discovered in 3S-Smart Software Solutions GmbH CODESYS Web Server. The following versions of CODESYS Web Server, part of the CODESYS WebVisu web browser visualization software, are affected: CODESYS Web Server Versions 2.3 and prior. A specially crafted web server request may allow the upload of arbitrary files (with a dangerous type) to the CODESYS Web Server without authorization which may allow remote code execution.
Vulnerability category: Execute code
Products affected by CVE-2017-6027
- cpe:2.3:a:codesys:web_server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6027
0.71%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6027
| 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 | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-6027
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by:
- ics-cert@hq.dhs.gov (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2017-6027
-
http://www.securityfocus.com/bid/97174
CODESYS Web Server Stack Based Buffer Overflow and File Upload VulnerabilitiesThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-17-087-02
3S-Smart Software Solutions GmbH CODESYS Web Server | CISAThird Party Advisory;US Government Resource
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