A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions.
Metrics
No CVSS v4.0
Attack Vector Network
Attack Complexity Low
Privileges Required Low
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
AV:N/AC:L/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Sonicwall |
|
Configuration 1 [-]
AND |
|
Configuration 2 [-]
AND |
|
Configuration 3 [-]
AND |
|
Configuration 4 [-]
AND |
|
Configuration 5 [-]
AND |
|
Configuration 6 [-]
AND |
|
Configuration 7 [-]
AND |
|
No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: sonicwall
Published: 2022-01-07T03:00:12
Updated: 2024-08-03T17:30:06.959Z
Reserved: 2020-12-17T00:00:00
Link: CVE-2021-20048
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-01-10T14:10:16.610
Modified: 2024-11-21T05:45:51.193
Link: CVE-2021-20048
Redhat
No data.