CVE-2019-12991

Known Exploited Public Exploit

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).

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 86.37% Top 5%
KEV Since 
Vendor Advisory citrix.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.tenable.com/security/research/tra-2019-32 third party advisory exploit
http://www.securityfocus.com/bid/109133 vdb entry third party advisory broken link
http://packetstormsecurity.com/files/153638/Citrix-SD-WAN-Appliance-10.2.2-Authentication-Bypass-Remote-Command-Execution.html exploit vdb entry third party advisory
https://support.citrix.com/article/CTX251987 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-12991?
CVE-2019-12991 has been scored as a high severity vulnerability.
How to fix CVE-2019-12991?
To fix CVE-2019-12991, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12991 being actively exploited in the wild?
It is confirmed that CVE-2019-12991 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~86% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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