CVE-2020-8150

A cryptographic issue in Nextcloud Server 19.0.1 allowed an attacker to downgrade the encryption scheme and break the integrity of encrypted files.

CVSS v3 4.1 MEDIUM
CVSS v2.0 1.9 LOW

4.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
http://seclists.org/fulldisclosure/2020/Dec/55	Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2020/Dec/57	Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2020/Dec/58	Mailing List Third Party Advisory
https://hackerone.com/reports/742588	Exploit Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-039	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-11-09 15:15

Updated : 2022-05-24 17:13

NVD link : CVE-2020-8150

Mitre link : CVE-2020-8150

CVE.ORG link : CVE-2020-8150

JSON object : View

Products Affected

nextcloud

nextcloud_server

CWE

CWE-311

Missing Encryption of Sensitive Data

CWE-310

Cryptographic Issues

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