MEDIUM
CVE-2017-20040
CWE-312Published: June 11, 2022· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official Description
A vulnerability was found in SICUNET Access Controller 0.32-05z. It has been declared as problematic. This vulnerability affects unknown code of the component Password Storage. The manipulation leads to weak encryption. Attacking locally is a requirement.
Technical Analysis
CVE-2017-20040 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
sicunet1 product(s)
access control
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
http://seclists.org/fulldisclosure/2017/Mar/25Mailing List · Third Party Advisory
→
https://vuldb.com/?id.98908Third Party Advisory
→
http://seclists.org/fulldisclosure/2017/Mar/25Mailing List · Third Party Advisory
→
https://vuldb.com/?id.98908Third Party Advisory
Quick Facts
CVE IDCVE-2017-20040
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-312
CISA KEVNo
Affected1 vendor(s)
PublishedJun 11, 2022
Related CVEs (CWE-312)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2017-20040 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.