CVE-2020-27839

Advisory lineage Upstream: 0 Downstream: 10
Modified
Published: 26 May 2021, 21:25
Last modified:04 Aug 2024, 16:25

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.4 MEDIUM
v3.1 (nvd)
EPSS Score
0.24% LOW
0% probability -0.10%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

26 May 2021, 21:25
Published
Vulnerability first disclosed
04 Aug 2024, 16:25
Last Modified
Vulnerability information updated

Description

A flaw was found in ceph-dashboard. The JSON Web Token (JWT) used for user authentication is stored by the frontend application in the browser’s localStorage which is potentially vulnerable to attackers via XSS attacks. The highest threat from this vulnerability is to data confidentiality and integrity.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
  • v2.0•LOW•Score: 3.5AV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS Trends

Current EPSS score: 0.24%• Percentile: 47%

Techniques & Countermeasures

  • CWE-522•Insufficiently Protected Credentials

    The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.

Affected Systems

  • redhat•ceph

    < 14.2.17 | ≥ 15.2.0, < 15.2.9

References (1)