Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM

5.5 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploitation Likelihood

EPSS Prediction

8.30 %

Predictive Probability

Percentile Rank

92.2 th

Documented as more likely to be exploited than 92.2% of known CVEs.

Detection Date

Jan 17, 2024

Remediation Due

Jan 24, 2024

CISA Catalog Active

Threat Analysis

Citrix NetScaler ADC and NetScaler Gateway contain a code injection vulnerability that allows for authenticated remote code execution on the management interface with access to NSIP, CLIP, or SNIP.

Remediation Directive

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2023-6548