CVE-2019-12991
Citrix SD-WAN and NetScaler Command Injection Vulnerability
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run SD-WAN and NetScaler, fix it now.
CISA required action: Apply updates per vendor instructions.
US federal civilian agencies must remediate by Apr 15, 2022.
Patch status
No official fix confirmed yet
Until a fix ships, follow the vendor's mitigations and CISA's required action, limit exposure of affected systems, and watch this record for a patch.
Description
Citrix SD-WAN 10.2.x before 10.2.3 and NetScaler SD-WAN 10.0.x before 10.0.8 have Improper Input Validation (issue 5 of 6).
Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.
Affected products
| Product | Vendor | Source |
|---|---|---|
| SD-WAN and NetScaler | Citrix (Cloud Software Group) | KEV |
Sources: KEV = CISA Known Exploited Vulnerabilities catalog. Version details have not been published yet.
Intelligence timeline
Developments from the last 30 days, newest first.
- CVSS scoredUpdateKEV
CVE-2019-12991 scored CVSS 8.8: Citrix SD-WAN and NetScaler, Citrix SD-WAN and NetScaler Command Injection Vulnerability
CISA lists this as exploited in the wild. Unpatched SD-WAN and NetScaler systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
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Coverage
We have not published a story about this vulnerability yet.