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CVE-2020-8173

Good to know:

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Date: October 30, 2020

A too small set of random characters being used for encryption in Nextcloud Server 18.0.4 allowed decryption in shorter time than intended.

Language: PHP

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2020-8173
https://hackerone.com/reports/852841
https://nextcloud.com/security/advisory/?id=NC-SA-2020-023
https://www.mend.io/vulnerability-database/CVE-2020-8173

Severity Score

Weakness Type (CWE)

Cryptographic Issues

CWE-310

Missing Encryption of Sensitive Data

CWE-311

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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