MEDIUM
CVE-2018-16737
CWE-287Published: October 10, 2018· Updated: Jun 17, 2026
5.3
CVSS v3.1
Official Description
tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation.
Technical Analysis
CVE-2018-16737 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Vendors & Products
starwindsoftware1 product(s)
starwind virtual san
tinc-vpn1 product(s)
tinc
Source: NVD CPE · 2 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 (6)
→
http://tinc-vpn.org/security/Vendor Advisory
→
https://www.starwindsoftware.com/security/sw-20190227-0001/Third Party Advisory
→
http://tinc-vpn.org/security/Vendor Advisory
→
https://www.starwindsoftware.com/security/sw-20190227-0001/Third Party Advisory
Quick Facts
CVE IDCVE-2018-16737
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-287
CISA KEVNo
Affected2 vendor(s)
PublishedOct 10, 2018
Related CVEs (CWE-287)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-16737 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.