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Exploited vulnerability · CISA KEV

Is CVE-2015-0666 exploited? Yes: in CISA KEV since 25 Mar 2022

Gociux · Cisco Prime Data Center Network Manager (DCNM) · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2015-0666, Cisco Prime Data Center Network Manager (DCNM) Directory Traversal Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 25 Mar 2022, 2548 days after it was published. It affects Cisco Prime Data Center Network Manager (DCNM). If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 25 Mar 2022
ransomwareNot knownno confirmed use
EPSStop 5%very likely to be exploited
severity7.5CVSS 3.1 · high
US federal due15 Apr 2022BOD 22-01 deadline

What it is

Directory traversal vulnerability in the fmserver servlet in Cisco Prime Data Center Network Manager (DCNM) allows remote attackers to read arbitrary files.

VendorCisco (103 exploited CVEs in KEV)
ProductPrime Data Center Network Manager (DCNM)
VulnerabilityCisco Prime Data Center Network Manager (DCNM) Directory Traversal Vulnerability
WeaknessCWE-22
Published3 Apr 2015
Added to KEV25 Mar 2022
Reported by (CNA)cisco

What to do

  1. Check whether you run it. Look for Prime Data Center Network Manager (DCNM) in your asset inventory, including appliances and cloud images. Stack check lists every exploited Cisco 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 3 Apr 2015.
  4. Get told next time. Email alerts when CISA adds a CVE for Cisco.

References

Questions

Is CVE-2015-0666 being exploited?

Yes. CISA added CVE-2015-0666 to the Known Exploited Vulnerabilities catalog on 25 Mar 2022, which means there is reliable evidence of exploitation in the wild.

Is CVE-2015-0666 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-2015-0666?

Apply updates per vendor instructions. Check Cisco's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Prime Data Center Network Manager (DCNM) 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 · Cisco scorecard · act-now radar.

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