Using Untrusted URIs for Revocation Checking (CVE-2022-40617)
| Advisory ID | CVE Number | Date discovered | Severity | Advisory revision |
|---|---|---|---|---|
| STORM-2022-025 | CVE-2022-40617 | 10/04/2022 | medium | v2 |
Vulnerability details
The VPN IPSec Service on SNS may use untrusted OSCP URIs and CRL distribution points in certificates.
Impacted products
| Products | Severity | Detail |
|---|---|---|
| Stormshield Network Security | medium | SNS is impacted |
Revisions
| Version | Date | Description |
|---|---|---|
| v1 | 11/17/2022 | Reserved Publication |
| v2 | 01/10/2023 | Updated and disclosed |
| v3 | 05/02/2023 | Add EAL version |
Stormshield Network Security |
CVSS v3.1 Overall Score: 5.7
|
Analysis |
Impacted version |
|
An attacker could exploit this vulnerability by crafting a certificate pointing to malicious website and causing a DOS of VPN IPSec service on SNS. |
|
Workaround solution |
Solution |
|
No workaround |
The following versions fix this vulnerability:
|
| Attack Vector | Attack Complexity | Privileges Required | User Interaction | Scope | Confidentiality Impact | Integrity Impact | Availability impact |
|---|---|---|---|---|---|---|---|
| Network | Low | None | None | Unchanged | None | None | Low |
| CVSS Base score: 5.3 | CVSS Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) |
| Exploit Code Maturity | Remediation Level | Report Confidence |
|---|---|---|
| Functional exploit exists | Official fix | Confirmed |
| CVSS Temporal score: 4.9 | CVSS Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:F/RL:O/RC:C) |
| Confidentiality Requirement | Integrity Requirement | Availability Requirement |
|---|---|---|
| High | High | High |
| CVSS Environmental score: 5.7 | CVSS Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/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) |