Vulnerability Report

CVE-2023-35173

Title: Nextcloud End-To-End Encryption Cryptographic Failures

Cryptographic Failures

Proof Of Concept

No public PoC currently indexed for CVE-2023-35173.

CWE Category CWE-284
Published Date Jun 23, 2023
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.7 CVSS v3.1
Exploit Probability (EPSS)
0.49%

Vulnerability Summary

CVE-2023-35173: Nextcloud End-to-end encryption app provides all the necessary APIs to implement End-to-End encryption on the client side. By providing an invalid meta data file, an attacker can make previously dropped files inaccessible. It is recommended that the Nextcloud End-to-end encryption app is upgraded to version 1.12.4 that contains the fix.

Impacted Vendors

N
nextcloud 1

Reference Links

https://github.com/nextcloud/end_to_end_encryption/pull/435 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x7c7-v5r3-mg37 https://hackerone.com/reports/1914115 https://github.com/nextcloud/end_to_end_encryption/pull/435 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x7c7-v5r3-mg37 https://hackerone.com/reports/1914115
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.7
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-35173 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.