Security readout for executives and security teams
This flaw lets an unauthenticated remote attacker run operating-system commands as root on affected Citrix NetScaler SD-WAN or former CloudBridge devices. A compromised appliance can expose traffic, credentials, routing decisions, and business connectivity. CISA KEV listing means confirmed exploitation has occurred. Exposure is most likely where Citrix NetScaler SD-WAN or CloudBridge management interfaces are reachable from untrusted networks and versions are through v9.1.2.26.561201. The source bundle does not provide complete CPE data or a fixed-version matrix. Treat this as urgent for any exposed or unverified appliance. The issue enables full device compromise without credentials, has public exploit references, and is in CISA KEV. Prioritize inventory, exposure reduction, and vendor-guided remediation before routine vulnerability work. Mitigation focus: Inventory all Citrix NetScaler SD-WAN and CloudBridge appliances.; Check Citrix CTX225990 for supported fixed versions or vendor-directed mitigations.; Remove management interfaces from internet exposure where possible..
Michael Williams reviewed this cited source version on .
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ATT&CK lookup starting points
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CVE-2017-6316 mapping review
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Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://support.citrix.com/article/CTX225990CVE reference · x_refsource_CONFIRM
- 42345CVE reference · exploit, x_refsource_EXPLOIT-DB
- 42346CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6316CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.