Home/CVE/Exposure of Private Information in Nextcloud Server 16.0.1 causes the server to send it's domain and user IDs to the Nex
CVE

CVE-2019-15623

Exposure of Private Information in Nextcloud Server 16.0.1 causes the server to send it's domain and user IDs to the Nex

Exposure of Private Information in Nextcloud Server 16.0.1 causes the server to send it's domain and user IDs to the Nextcloud Lookup Server without any further data when the Lookup server is disabled.

MEDIUM · CVSS 5.3 EPSS 0.00322
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-359Exposure of Private Personal Information to an Unauthorized Actor
▤

Affected Products & Versions

5
nextcloud server< 14.0.13
nextcloud server>= 15.0.0 and < 15.0.9
nextcloud server>= 16.0.0 and < 16.0.2
opensuse backports sleall versions
suse package huball versions
⚠

Public Exploits & PoCs

1
pochackerone.com · 508490hackerone.com
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Feb 2020 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2020:0229-1
suse-csafopenSUSE-SU-2020:0220-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.htmlThird Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2019-016Third Party AdvisoryVendor Advisory
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