CVE-2019-12989KEV · OVERDUE

Citrix SD-WAN and NetScaler SQL Injection Vulnerability

Critical · published July 16, 2019

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

1652
days past CISA
deadline
CVSS v3.1
9.8
EPSS
95%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 SQL Injection vulnerability lurking in Citrix SD-WAN versions 10.2.x and 10.0.x means attackers could manipulate queries like a chef changing ingredients on an order ticket! 🔥 Think of it as a restaurant where the kitchen blindly follows every order without checking for accuracy. If someone slips in a request for a secret recipe, they might end up serving a dish that nobody wanted—like exposing sensitive data! An attacker could exploit this vulnerability to gain unauthorized access to the database, allowing them to read, modify, or delete critical data. With a CVSS score of 9.8, this is a serious threat! The consequences could be absolutely devastating, leading to data breaches or system failures.

Put simply

Think of it as a restaurant where the kitchen blindly follows every order without checking for accuracy. If someone slips in a request for a secret recipe, they might end up serving a dish that nobody wanted—like exposing sensitive data! This SQL Injection vulnerability in Citrix SD-WAN allows attackers to execute arbitrary SQL code by manipulating input parameters, compromising the integrity and confidentiality of the database.

What to do

An attacker could exploit this vulnerability to gain unauthorized access to the database, allowing them to read, modify, or delete critical data. With a CVSS score of 9.8, this is a serious threat! The consequences could be absolutely devastating, leading to data breaches or system failures. Update to Citrix SD-WAN version 10.2.3 or 10.0.8 immediately to patch this vulnerability. Additionally, review and sanitize all user inputs to prevent SQL injection attacks and consider implementing web application firewalls for added security. You've got this! By taking these steps, you’ll be well on your way to securing your environment! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.94879 · 99.9th percentile
Published
2019-07-16T17:32Z
KEV added
2022-03-25 · due 2022-04-15
EPSS history
Timeline
  • 25 MAR 00:00Z
    Added to CISA KEV — remediate by Apr 15
    kev
  • 16 JUL 17:32Z
    Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow SQL Injection
    cvelistv5