THREATPORT/VULNERABILITY/CVE-2006-4175
HIGH SEVERITY

CVE-2006-4175

Java System Directory Server vulnerability

CVSS
7.8
EPSS
3.4%
EPSS pct
88th
Exploited
No known
The LDAP server (ns-slapd) in Sun Java System Directory Server 5.2 Patch4 and earlier and ONE Directory Server 5.1 and 5.2 allows remote attackers to cause a denial of service (crash) via malformed queries, probably malformed BER queries, which trigger a free of uninitialized memory locations.
Affected vendor
Sun
Affected product
Java System Directory Server
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness type (CWE)
  • CWE-824 — Access of Uninitialized Pointer
Published
2007-03-26

Risk analysis

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

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2006-4175

  • Confirm whether Sun Java System Directory Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2006-4175.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-4175

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-4175 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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