High severity · published Jul 16, 2019
CVE-2019-12991
Citrix SD-WAN and NetScaler Command Injection Vulnerability
In wildKEV
8.8
CVSS
74.5%
EPSS
Yes
On KEV
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)74.5% · higher than 99% of CVEs
Exploited in the wildYes
CISA KEVListed Mar 25, 2022
Federal remediation dueApr 15, 2022
Ransomware campaign useNot known
Affected products
Which versions
NS
Netscaler Sd-wan · Citrix
10.0.0 before 10.0.8 · source: NVD
SD
Sd-wan · Citrix
10.2.0 before 10.2.3 · source: NVD
SA
SD-WAN and NetScaler · Citrix
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-12991
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-12991
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://www.tenable.com/security/research/tra-2019-32
vdb-entry
http://www.securityfocus.com/bid/109133
x_refsource_MISC
http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html
x_refsource_MISC
https://support.citrix.com/article/CTX251987
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