RCE in Ntp

CVE-2017-6455

NTP before 4.2.8p10 and 4.3.x before 4.3.94, when using PPSAPI, allows local users to gain privileges via a DLL in the PPSAPI_DLLS environment variable.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.005 (38.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Ntp — versions 4.2.8, 4.3.0, 4.3.1
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-6455?
CVE-2017-6455 is a high-severity vulnerability in Ntp, classified under Code Injection. CVSS score: 7.0/10. Published 2017-03-27.
How severe is CVE-2017-6455?
High severity. CVSS v3 base score is 7.0 out of 10.