Vulnerability Report

CVE-2020-28645

Title: Owncloud Improper Input Validation

Improper Input Validation

Proof Of Concept

No public PoC currently indexed for CVE-2020-28645.

CWE Category CWE-20

Published Date Feb 09, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 9.1 CVSS v3.1

Exploit Probability (EPSS)

0.26%

Vulnerability Summary

CVE-2020-28645: Deleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the data directory in the web root. This affects ownCloud/core versions < 10.6.

Impacted Vendors

owncloud 1

Reference Links

https://owncloud.com/security-advisories/missing-user-validation-leading-to-information-disclosure/ https://owncloud.com/security-advisories/missing-user-validation-leading-to-information-disclosure/

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-28645 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

February 09, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected Stack

No specific products linked.