HOMEVULNERABILITIESCVE-2015-4715
MEDIUM

CVE-2015-4715

CWE-552Published: February 17, 2020· Updated: Jun 17, 2026

4.9
CVSS v3.1

Official Description

The fetch function in OAuth/Curl.php in Dropbox-PHP, as used in ownCloud Server before 6.0.8, 7.x before 7.0.6, and 8.x before 8.0.4 when an external Dropbox storage has been mounted, allows remote administrators of Dropbox.com to read arbitrary files via an @ (at sign) character in unspecified POST values.

NVD Source

Technical Analysis

CVE-2015-4715 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high 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 4.9.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

owncloud2 product(s)
owncloudowncloud server
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

PATCHhttps://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77a
PATCHhttps://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77a
ADVISORYhttp://www.securityfocus.com/bid/76158
ADVISORYhttps://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/
ADVISORYhttps://owncloud.org/security/advisory/?id=oc-sa-2015-005
ADVISORYhttp://www.securityfocus.com/bid/76158
ADVISORYhttps://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/
ADVISORYhttps://owncloud.org/security/advisory/?id=oc-sa-2015-005

All References (8)

→
http://www.securityfocus.com/bid/76158Third Party Advisory · VDB Entry
→
https://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77aPatch · Third Party Advisory
→
https://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/Vendor Advisory
→
https://owncloud.org/security/advisory/?id=oc-sa-2015-005Vendor Advisory
→
http://www.securityfocus.com/bid/76158Third Party Advisory · VDB Entry
→
https://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77aPatch · Third Party Advisory
→
https://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/Vendor Advisory
→
https://owncloud.org/security/advisory/?id=oc-sa-2015-005Vendor Advisory

Quick Facts

CVE IDCVE-2015-4715
CVSS Score4.9 / 10
SeverityMEDIUM
WeaknessCWE-552
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 17, 2020

Related CVEs (CWE-552)

CVE-2025-41240
10.0
CVE-2024-39931
9.9
CVE-2025-14771
9.9
CVE-2026-33698
9.8
CVE-2024-5262
9.8
CVE-2020-12743
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2015-4715 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.
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