MEDIUM
CVE-2020-36252
CWE-330Published: February 19, 2021· Updated: Jun 17, 2026
5.7
CVSS v3.1
Official Description
ownCloud Server 10.x before 10.3.1 allows an attacker, who has one outgoing share from a victim, to access any version of any file by sending a request for a predictable ID number.
Technical Analysis
CVE-2020-36252 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
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 5.7.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
owncloud1 product(s)
owncloud server
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (2)
Quick Facts
CVE IDCVE-2020-36252
CVSS Score5.7 / 10
SeverityMEDIUM
WeaknessCWE-330
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 19, 2021
Related CVEs (CWE-330)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-36252 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.