Certificate-based XSS in SNS
| Advisory ID | CVE Number | Date discovered | Severity | Advisory revision |
|---|---|---|---|---|
| STORM-2019-015 | 08/21/2019 | medium | v1 |
Vulnerability details
XSS is possible in the SNS via crafted certificate
Impacted products
| Products | Severity | Detail |
|---|---|---|
| Stormshield Network Security | medium | SNS is impacted |
Revisions
| Version | Date | Description |
|---|---|---|
| v1 | 06/10/2020 | Initial release |
Stormshield Network Security |
CVSS v2 Overall Score: 5.4
|
Analysis |
Impacted version |
|
On an SNS firewall, a specially crafted certificate can lead to an XSS when viewed in HMI, which can result in session cookie stealing, or redirection to a phishing page. |
|
Workaround solution |
Solution |
|
There is no workaround solution. |
The SNS 2.7.7, 2.16.0, 3.7.12 and 3.10.0 updates fix this vulnerability. |
| Access vector | Access complexity | Authentication | Confidentiality impact | Integrity impact | Availability impact |
|---|---|---|---|---|---|
| Adjacent Network | Medium | Single | Complete | Complete | Complete |
| CVSS Base score: 7.4 | CVSS Vector: (AV:A/AC:M/Au:S/C:C/I:C/A:C) |
| Exploitability | Remediation Level | Report Confidence |
|---|---|---|
| Unproven that exploit exists | Official fix | Confirmed |
| CVSS Temporal score: 5.4 | CVSS Vector: (AV:A/AC:M/Au:S/C:C/I:C/A:C/E:U/RL:OF/RC:C) |
| Collateral Damage Potential | Target Distribution |
|---|---|
| None | High [76-100%] |
| CVSS Environmental score: 5.4 | CVSS Vector: (AV:A/AC:M/Au:S/C:C/I:C/A:C/E:U/RL:OF/RC:C/CDP:N/TD:H/CR:ND/IR:ND/AR:ND) |