HIGH
CVE-2020-5867
CWE-319Published: April 23, 2020· Updated: Jun 17, 2026
8.1
CVSS v3.1
Official Description
In versions prior to 3.3.0, the NGINX Controller Agent installer script 'install.sh' uses HTTP instead of HTTPS to check and install packages
Technical Analysis
CVE-2020-5867 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.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.1.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
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
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Official Patches & Advisories
All References (4)
→
https://security.netapp.com/advisory/ntap-20200430-0005/Third Party Advisory
→
https://support.f5.com/csp/article/K00958787Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20200430-0005/Third Party Advisory
→
https://support.f5.com/csp/article/K00958787Vendor Advisory
Quick Facts
CVE IDCVE-2020-5867
CVSS Score8.1 / 10
SeverityHIGH
WeaknessCWE-319
CISA KEVNo
Affected2 vendor(s)
PublishedApr 23, 2020
Related CVEs (CWE-319)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-5867 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. CVE data is provided under the NVD usage policy.