BREACH attack risks on authentication portal

Advisory ID CVE Number Date discovered Severity Advisory revision
STORM-2023-003 CVE-2013-3587 02/11/2022 high v5

Vulnerability details

Authentication portal https encryption may be subject to a BREACH attack since it use http compression.

Impacted products

Stormshield Network Security high SNS is impacted


Version Date Description
v1 02/21/2023 Reserved Publication
v2 03/11/2023 Updated and disclosed
v3 05/02/2023 Add EAL version
v4 08/24/2023 Fix typo in CVE ID
v5 08/31/2023 Edit impacted versions

Stormshield Network Security

CVSS v3.1 Overall Score: 7.4      


Impacted version

The authentication portal is exposed to a breach attack due to the use of http compression

  • SNS 2.7.0 to 3.7.34
  • SNS 3.8.0 to 3.11.22
  • SNS 4.0.0 to 4.3.15
  • SNS 4.4.0 to 4.6.3

Workaround solution


There is no workaround solution.

The following versions fix this vulnerability

  • 3.7.35
  • 3.11.23
  • 4.3.16
  • 4.6.3
  • 4.7.0

Attack Vector Attack Complexity Privileges Required User Interaction Scope Confidentiality Impact Integrity Impact Availability impact
Network High None Required Changed High None None
CVSS Base score: 6.1 CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N)
Exploit Code Maturity Remediation Level Report Confidence
Proof of concept code Official fix Confirmed
CVSS Temporal score: 5.5 CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C)
Confidentiality Requirement Integrity Requirement Availability Requirement
High High High
CVSS Environmental score: 7.4 CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:P/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)