CVE-2017-6316
What it is
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 rather than CGISESSID.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2022-03-25 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- 2022-04-15 Remediation deadlineCISA's due date for federal agencies to fix it
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 73.0% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: none linked yet, which raises it.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Added to CISA KEV
- 2022-03-25
- Exploit probability
- 73.0% · EPSS, next 30 days
- Record status
- Analyzed
Affected
- Citrix Netscaler sd-wan ≤ 9.1.2.26.561201
Attack profile CVSS 3.1 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-6316.md and follow it. Check whether this project is affected by CVE-2017-6316. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- http://www.securityfocus.com/bid/99943
- http://www.securitytracker.com/id/1039019
- https://support.citrix.com/article/CTX225990
- https://www.exploit-db.com/exploits/42345/
- https://www.exploit-db.com/exploits/42346/
- http://www.securityfocus.com/bid/99943
- http://www.securitytracker.com/id/1039019
- https://support.citrix.com/article/CTX225990
- https://www.exploit-db.com/exploits/42345/
- https://www.exploit-db.com/exploits/42346/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6316