Vulnerability Details : CVE-2023-4967
Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA Virtual Server
Vulnerability category: OverflowDenial of service
Products affected by CVE-2023-4967
- Citrix » Netscaler Application Delivery ControllerVersions from including (>=) 13.0 and before (<) 13.0-92.19cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:*:*:*:*
- Citrix » Netscaler Application Delivery Controller » Fips EditionVersions from including (>=) 13.1 and up to, including, (<=) 13.1-37.164cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*
- Citrix » Netscaler Application Delivery ControllerVersions from including (>=) 13.1 and before (<) 13.1-49.15cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:*:*:*:*
- Citrix » Netscaler Application Delivery ControllerVersions from including (>=) 14.1 and before (<) 14.1-8.50cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:*:*:*:*
- Citrix » Netscaler Application Delivery Controller » Ndcpp EditionVersions from including (>=) 12.1 and up to, including, (<=) 12.1-55.300cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*
- Citrix » Netscaler Application Delivery Controller » Fips EditionVersions from including (>=) 12.1 and up to, including, (<=) 12.1-55.300cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*
- cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*
- cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-4967
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-4967
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
8.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H |
3.9
|
4.2
|
Citrix Systems, Inc. |
CWE ids for CVE-2023-4967
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by:
- nvd@nist.gov (Primary)
- secure@citrix.com (Secondary)
References for CVE-2023-4967
-
https://support.citrix.com/article/CTX579459/
NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2023-4966 and CVE-2023-4967Vendor Advisory
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