Vulnerability in Citrix Netscaler_sd-wan

CVE-2017-6316

Citrix NetScaler SD-WAN devices through v9.1.2.26.561201 allow remote attackers to execute arbitrary shell commands as root via a CGISESSID cookie. On CloudBridge (the former name of NetScaler SD-WAN) devices, the cookie name was CAKEPHP r…

EPSS: 0.726 (99.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-6316?
CVE-2017-6316 is a critical-severity vulnerability in Citrix Netscaler_sd-wan. CVSS score: 9.8/10. Published 2017-07-20.
How severe is CVE-2017-6316?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-6316 known to be exploited?
Yes. CVE-2017-6316 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.