SSLVPN Client Timing Attack Risks
| Advisory ID | CVE Number | Date discovered | Severity | Advisory revision |
|---|---|---|---|---|
| STORM-2023-011 | CVE-2022-4304 | 01/25/2023 | medium | v1 |
Vulnerability details
A timing-based attack exists in the OpenSSL RSA decryption.
Impacted products
| Products | Severity | Detail |
|---|---|---|
| SSL VPN Client | medium | SSL VPN Cient is impacted |
Revisions
| Version | Date | Description |
|---|---|---|
| v1 | 01/25/2023 | Initial release |
SSL VPN Client |
CVSS v3.1 Overall Score: 6.2
|
Analysis |
Impacted version |
|
A timing-based attack may be possible under certain circumstance for an attacker to achieve a successful decryption. |
|
Workaround solution |
Solution |
|
There is no workaround solution. |
The 3.2.1 update fix this vulnerability. |
| Attack Vector | Attack Complexity | Privileges Required | User Interaction | Scope | Confidentiality Impact | Integrity Impact | Availability impact |
|---|---|---|---|---|---|---|---|
| Network | High | None | Required | Unchanged | High | None | None |
| CVSS Base score: 5.3 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N) |
| Exploit Code Maturity | Remediation Level | Report Confidence |
|---|---|---|
| Unproven that exploit exists | Official fix | Confirmed |
| CVSS Temporal score: 4.6 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C) |
| Confidentiality Requirement | Integrity Requirement | Availability Requirement |
|---|---|---|
| High | High | High |
| CVSS Environmental score: 6.2 | CVSS Vector: (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/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) |