THREATPORT/VULNERABILITY/CVE-2018-14648
HIGH SEVERITY

CVE-2018-14648

389 Directory Server vulnerability

CVSS
7.5
EPSS
6.3%
EPSS pct
93th
Exploited
No known
A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the do_search() function. An unauthenticated attacker could use this flaw to provoke a denial of service.
Affected vendor
Fedoraproject
Affected product
389 Directory Server
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-400 — Uncontrolled Resource Consumption
Published
2018-09-28

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 6.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2018-14648

  • Confirm whether Fedoraproject 389 Directory Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-14648.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-14648

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