How severe is CVE-2006-0453?

CVE-2006-0453 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2006-0453 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0453?

CVE-2006-0453 affects Redhat Fedora Core. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-0453?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-0453 published?

CVE-2006-0453 was published on 2006-02-14 and last updated on 2026-06-16.

CVE-2006-0453

CVE-2006-0453 is a high-severity vulnerability in Redhat Fedora Core with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Redhat Fedora Core
Published: 2006-02-14
Last modified: 2026-06-16

Description

The LDAP component in Fedora Directory Server 1.0 allow remote attackers to cause a denial of service (crash) via a certain "bad BER sequence" that results in a free of uninitialized memory, as demonstrated using the ProtoVer LDAP test suite.

Frequently asked questions

What is CVE-2006-0453?: The LDAP component in Fedora Directory Server 1.0 allow remote attackers to cause a denial of service (crash) via a certain "bad BER sequence" that results in a free of uninitialized memory, as demonstrated using the ProtoVer LDAP test suite.
How severe is CVE-2006-0453?: CVE-2006-0453 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2006-0453 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0453?: CVE-2006-0453 affects Redhat Fedora Core. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0453?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-0453 published?: CVE-2006-0453 was published on 2006-02-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:redhat:fedora_core:1.0:*:directory_server:*:*:*:*:*

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