Home/CVE/A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12
CVE

CVE-2019-12044

A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12

A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23 and Citrix Application Delivery Controller 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23.

HIGH · CVSS 7.5 EPSS 0.00573
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

8
citrix netscaler gateway firmware>= 10.5.0 and < 10.5.70
citrix netscaler gateway firmware>= 11.1.0 and < 11.1.59.10
citrix netscaler gateway firmware>= 12.0.0 and < 12.0.59.8
citrix netscaler gateway firmware>= 12.1.0 and < 12.1.49.23
citrix netscaler application delivery controller firmware>= 10.5.0 and < 10.5.70
citrix netscaler application delivery controller firmware>= 11.1.0 and < 11.1.59.10
citrix netscaler application delivery controller firmware>= 12.0.0 and < 12.0.59.8
citrix netscaler application delivery controller firmware>= 12.1.0 and < 12.1.49.23
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
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 NVD22 May 2019 · 04:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.citrix.com/article/CTX249976PatchVendor Advisory
https://support.citrix.com/v1/search?searchQuery=%22%22&lang=en&sort=cr_date_desc&prod=&pver=&ct=Security+BulletinVendor Advisory
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