Cells
CVE-2020-12850
HIGH
Severity by source
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
The following vulnerability applies only to the Pydio Cells Enterprise OVF version 2.0.4. Prior versions of the Pydio Cells Enterprise OVF (such as version 2.0.3) have a looser policy restriction allowing the “pydio” user to execute any privileged command using sudo. In version 2.0.4 of the appliance, the user pydio is responsible for running all the services and binaries that are contained in the Pydio Cells web application package, such as mysqld, cells, among others. This user has privileges restricted to run those services and nothing more.
AnalysisAI
The following vulnerability applies only to the Pydio Cells Enterprise OVF version 2.0.4. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. The following vulnerability applies only to the Pydio Cells Enterprise OVF version 2.0.4. Prior versions of the Pydio Cells Enterprise OVF (such as version 2.0.3) have a looser policy restriction allowing the “pydio” user to execute any privileged command using sudo. In version 2.0.4 of the appliance, the user pydio is responsible for running all the services and binaries that are contained in the Pydio Cells web application package, such as mysqld, cells, among others. This user has privileges restricted to run those services and nothing more. Affected products include: Pydio Cells. Version information: version 2.0.4..
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply principle of least privilege, validate privilege transitions, implement proper role separation.
Pydio Cells allows users by default to create so-called external users in order to share files with them. Rated high sev
Pydio Cells 2.0.4 allows an authenticated user to write or overwrite existing files in another user’s personal and cells
Pydio Cells 2.0.4 web application offers an administrative console named “Cells Console” that is available to users with
The update feature for Pydio Cells 2.0.4 allows an administrator user to set a custom update URL and the public RSA key
Pydio Cells through 4.1.2 allows SSRF. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low
Pydio Cells 2.0.4 allows XSS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentic
Pydio Cells through 4.1.2 allows XSS. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low
Pydio Cells 2.0.4 allows any user to upload a profile image to the web application, including standard and shared user r
In Pydio Cells 2.0.4, once an authenticated user shares a file selecting the create a public link option, a hidden share
Pydio Cells before 1.5.0 fails to neutralize '../' elements, allowing an attacker with minimum privilege to Upload files
Directory traversal in the Copy, Move, and Delete features in Pydio Cells 2.2.9 allows remote authenticated users to enu
Broken access control for user creation in Pydio Cells 2.2.9 allows remote anonymous users to create standard users via
Same weakness CWE-269 – Improper Privilege Management
View allSame technique Privilege Escalation
View allShare
External POC / Exploit Code
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