CLI command Injection

Advisory ID CVE Number Date discovered Severity Advisory revision
STORM-2021-007 CVE-2021-28962 03/19/2021 high v2

Vulnerability details

CLI commands injection are possible from a Read-Only administrator.

Impacted products

ProductsSeverityDetail
Stormshield Network Security high SNS is impacted

Revisions

Version Date Description
v1 05/27/2021 Initial release
v2 12/08/2021 Updating information

 



Stormshield Network Security

CVSS v3.1 Overall Score: 8.4      

Analysis

Impacted version

On SNS, an administrator configured with read-only rights can triggers CLI commands, and elevate his privileges.
  • SNS 2.5.0 to 2.7.8
  • SNS 2.8.0 to 2.16.0
  • SNS 3.0.0 to 3.7.20
  • SNS 3.8.0 to 3.11.8
  • SNS 4.0.0 to 4.2.1

Workaround solution

Solution

There is no workaround solution.

The vulnerability is fixed in versions

  • 2.7.9
  • 3.7.21
  • 3.11.9
  • 4.2.2


Attack Vector Attack Complexity Privileges Required User Interaction Scope Confidentiality Impact Integrity Impact Availability impact
Adjacent Network Low Low None Changed High High High
CVSS Base score: 9 CVSS Vector: (AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H)
Exploit Code Maturity Remediation Level Report Confidence
Functional exploit exists Official fix Confirmed
CVSS Temporal score: 8.3 CVSS Vector: (AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C)
Confidentiality Requirement Integrity Requirement Availability Requirement
High High High
CVSS Environmental score: 8.4 CVSS Vector: (AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C/CR:H/IR:H/AR:H/MAV:X/MAC:X/MPR:X/MUI:X/MS:X/MC:X/MI:X/MA:X)


Acknowledgements

Daniel Kalinowski