CVE Vulnerability

CVE-2020-8133

A wrong generation of the passphrase for the encrypted block in Nextcloud Server 19.0.1 allowed an attacker to overwrite blocks in a file.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://hackerone.com/reports/661051, Broken Link
https://nextcloud.com/security/advisory/?id=NC-SA-2020-038 Broken Link
https://hackerone.com/reports/661051 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:nextcloud:nextcloud_server:19.0.1:*:*:*:*:*:*:*
Information

Published : 2020-11-09 03:15

Updated : 2020-11-19 04:10

NVD link : CVE-2020-8133

Mitre link : CVE-2020-8133

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature