Improper input validation in Collectd

CVE-2017-18240

The Gentoo app-admin/collectd package before 5.7.2-r1 sets the ownership of PID file directory to the collectd account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script sends a SIGKILL (when the service is stopped).

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Collectd — versions 5.7.2
  • N/a — versions n/a

Weakness classification (CWE)

References

  • cve@mitre.org (vendor-advisory, x_refsource_GENTOO, Vendor Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-18240?
CVE-2017-18240 is a medium-severity vulnerability in Collectd, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2018-03-19.
How severe is CVE-2017-18240?
Medium severity. CVSS v3 base score is 5.5 out of 10.