# CVE-2019-12991

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).

- Page: https://www.vulneraibility.com/cve/CVE-2019-12991
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-03-25; CISA due date 2022-04-15
- EPSS: 74.07% (percentile 99.5)
- Public exploit code: 1 on Exploit-DB (first 2019-07-12)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-04)
- Weakness: CWE-78
- Published: 2019-07-16

## Affected

- citrix:netscaler_sd-wan
- citrix:sd-wan

## References

- [other] https://www.tenable.com/security/research/tra-2019-32
- [other] http://www.securityfocus.com/bid/109133
- [other] http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html
- [other] https://support.citrix.com/article/CTX251987
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-12991

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.