Home/CVE/A too small set of random characters being used for encryption in Nextcloud Server 18.0.4 allowed decryption in shorter
CVE

CVE-2020-8173

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

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

LOW · CVSS 2.2 EPSS 0.00093
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-311Missing Encryption of Sensitive Data
▤

Affected Products & Versions

2
nextcloud server< 17.0.7
nextcloud server>= 18.0.0 and < 18.0.5
⚠

Public Exploits & PoCs

1
pochackerone.com · 852841hackerone.com
▣

Scoring & Timeline

2.2
LOW · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Nov 2020 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://nextcloud.com/security/advisory/?id=NC-SA-2020-023Broken LinkVendor Advisory
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