Vulnerability · Published Oct 27, 2023 · Assigned by Citrix
CVE-2023-4967Denial of service
High 8.2
In plain English
A high-severity memory corruption in NetScaler ADC from Cloud Software Group. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)1.0%top 36.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cloud Software Group | NetScaler ADC | 14.1 – before 8.5013.1 – before 49.1513.0 – before 92.1913.1-FIPS – before 37.16412.1-FIPS – before 55.30012.1-NDcPP – before 55.300 |
| Cloud Software Group | NetScaler Gateway | 14.1 – before 8.5013.1 – before 49.1513.0 – before 92.19 |
Weakness: CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H