Critical severity · published Jul 19, 2023
CVE-2023-3519
Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
RansomwareIn wildKEV
9.8
CVSS
99.7%
EPSS
Yes
On KEV
Description
Unauthenticated remote code execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)99.7% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Jul 19, 2023
Federal remediation dueAug 9, 2023
Ransomware campaign useKnown
Affected products
Which versions
NA
NetScaler ADC · Citrix
13.1 before 49.13; 13.0 before 91.13; 13.1-FIPS before 37.159; 12.1-FIPS before 55.297; 12.1-NDcPP before 55.297 · source: vendor, NVD
NA
NetScaler ADC and NetScaler Gateway · Citrix
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-3519
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-3519
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
support.citrix.com
https://support.citrix.com/article/CTX561482/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467
packetstormsecurity.com
http://packetstormsecurity.com/files/173997/Citrix-ADC-NetScaler-Remote-Code-Execution.html
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