CVE-2019-12991 KEV EXPLOIT
8.8
HIGH · CVSS 3.1 · EPSS 74.1% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2022-04-15.
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).
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 74.05% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | yes — remediate by 2022-04-15 |
| Public exploit | yes |
| Published | 2019-07-16 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Citrix SD-WAN and NetScaler Command Injection Vulnerability |
|---|---|
| Added | 2022-03-25 |
| Due | 2022-04-15 |
| Vendor / product | Citrix / SD-WAN and NetScaler |
| Ransomware use | none reported |
Affected (2)
| Vendor | Product |
|---|---|
| citrix | netscaler sd-wan |
| citrix | sd-wan |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Citrix SD-WAN Appliance 10.2.2 - Authentication Bypass / Remote Command Execution | 2019-07-12 |
References
- http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html
- http://www.securityfocus.com/bid/109133
- https://support.citrix.com/article/CTX251987
- https://www.tenable.com/security/research/tra-2019-32
- http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html
- http://www.securityfocus.com/bid/109133
- https://support.citrix.com/article/CTX251987
- https://www.tenable.com/security/research/tra-2019-32
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-12991
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