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Exploited vulnerability · CISA KEV

Is CVE-2018-6961 exploited? Yes: in CISA KEV since 25 Mar 2022

Gociux · VMware SD-WAN Edge · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2018-6961, VMware SD-WAN Edge by VeloCloud Command Injection Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 25 Mar 2022, 1383 days after it was published. It affects VMware SD-WAN Edge. If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 25 Mar 2022
ransomwareNot knownno confirmed use
EPSStop 1%among the most likely CVEs to be exploited
severity8.1CVSS 3.1 · high
US federal due15 Apr 2022BOD 22-01 deadline

What it is

VMware SD-WAN Edge by VeloCloud contains a command injection vulnerability in the local web UI component. Successful exploitation of this issue could result in remote code execution.

VendorVMware (26 exploited CVEs in KEV)
ProductSD-WAN Edge
VulnerabilityVMware SD-WAN Edge by VeloCloud Command Injection Vulnerability
WeaknessCWE-78
Published11 Jun 2018
Added to KEV25 Mar 2022
Reported by (CNA)vmware

What to do

  1. Check whether you run it. Look for SD-WAN Edge in your asset inventory, including appliances and cloud images. Stack check lists every exploited VMware CVE at once.
  2. Apply the fix. Apply updates per vendor instructions.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 11 Jun 2018.
  4. Get told next time. Email alerts when CISA adds a CVE for VMware.

References

Questions

Is CVE-2018-6961 being exploited?

Yes. CISA added CVE-2018-6961 to the Known Exploited Vulnerabilities catalog on 25 Mar 2022, which means there is reliable evidence of exploitation in the wild.

Is CVE-2018-6961 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2018-6961?

Apply updates per vendor instructions. Check VMware's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected SD-WAN Edge and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in March 2022 · VMware scorecard · act-now radar.

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