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Fencer Vulns
critical 9.8

CVE-2019-12989 kev in the critical feed json

Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow SQL Injection.

published 2019-07-16 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4564

cvss
9.8
version 3.1, CNA
cisa kev
Exploited
added 2022-03-25
epss
95.0%
EPSS 95.0% chance of exploitation in 30 days, percentile 99.8%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 allow SQL Injection.

Patch / fix

cisa required action Apply updates per vendor instructions.

  • citrix netscaler_sd-wan 10.0.8
  • citrix sd-wan 10.2.3

Timeline

  1. First public exploit (EDB-47112)
  2. Published
  3. Added to CISA KEV
  4. CISA patch deadline
  5. CISA SSVC: exploitation active

Known exploited

Added
4 y ago
Patch by
2022-04-15 (4 y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
Citrix, SD-WAN and NetScaler
CISA name
Citrix SD-WAN and NetScaler SQL Injection Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

94.96% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-47112 Citrix SD-WAN Appliance 10.2.2 - Authentication Bypass / Remote Command Execution webapps, 2019-07-12
  • Nuclei template Citrix SD-WAN and NetScaler SD-WAN - SQL Injection nuclei detection template
  • tenable.com https://www.tenable.com/security/research/tra-2019-32 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.