Home/CVE/Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
CVE

CVE-2023-6548

Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability

Improper Control of Generation of Code ('Code Injection') in NetScaler ADC and NetScaler Gateway allows an attacker with access to NSIP, CLIP or SNIP with management interface to perform Authenticated (low privileged) remote code execution on Management Interface.

MEDIUM · CVSS 5.5 ⚠ CISA KEV EPSS 0.0649
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  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS percentile: top 9% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
⬢

Required Remediation

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

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Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
CWE-94Improper Control of Generation of Code ('Code Injection')
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Affected Products & Versions

8
citrix netscaler application delivery controller>= 12.1 and < 12.1-55.302
citrix netscaler application delivery controller>= 13.0 and < 13.0-92.21
citrix netscaler application delivery controller>= 13.1 and < 13.1-37.176
citrix netscaler application delivery controller>= 13.1 and < 13.1-51.15
citrix netscaler application delivery controller>= 14.1 and < 14.1-12.35
citrix netscaler gateway>= 13.0 and < 13.0-92.21
citrix netscaler gateway>= 13.1 and < 13.1-51.15
citrix netscaler gateway>= 14.1 and < 14.1-12.35
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Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secure@citrix.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Jan 2024 · 08:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
cisaKEV-CVE-2023-6548
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-6548US Government Resource
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