Stormshield Network VPN Client : Buffer Overflow on licence activation http interface
| Advisory ID | CVE Number | Date discovered | Severity | Advisory revision |
|---|---|---|---|---|
| STORM-2022-013 | TGB_2022_001 | 03/01/2022 | medium | v1 |
Vulnerability details
An attacker intercepting http trafic between the client and the licence server could insert data to initiate a buffer overflow on the client side.
Impacted products
| Products | Severity | Detail |
|---|---|---|
| Stormshield Network VPN Client | medium | Stormshield Network VPN is impacted |
Revisions
| Version | Date | Description |
|---|---|---|
| v1 | 04/21/2022 | Initial release |
Stormshield Network VPN Client |
CVSS v3.1 Overall Score: 5.1
|
Analysis |
Impacted version |
|
An attacker intercepting http trafic between the client and the licence server could insert data to initiate a buffer overflow on the client side. https://www.thegreenbow.com/fr/support/alertes-securite#deeplink-12523 (TGB_2022_001)
|
Workaround solution |
Solution |
|
There is no workaround solution. |
The version 6.87.108 fixes this vulnerability. |
| Attack Vector | Attack Complexity | Privileges Required | User Interaction | Scope | Confidentiality Impact | Integrity Impact | Availability impact |
|---|---|---|---|---|---|---|---|
| Network | High | None | Required | Unchanged | Low | Low | High |
| CVSS Base score: 6.4 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H) |
| Exploit Code Maturity | Remediation Level | Report Confidence |
|---|---|---|
| Functional exploit exists | Official fix | Unknown |
| CVSS Temporal score: 5.5 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H/E:F/RL:O/RC:U) |
| Confidentiality Requirement (CR) | Integrity Requirement (IR) | Availability Requirement (AR) |
|---|---|---|
| Medium | Medium | Medium |
| CVSS Environmental score: 5.1 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H/E:F/RL:O/RC:U/CR:M/IR:M/AR:M/MAV:X/MAC:X/MPR:X/MUI:X/MS:X/MC:X/MI:X/MA:X) |