CVE-2006-4397

CVE-2006-4397 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unchecked error condition in LoginWindow in Apple Mac OS X 10.4 through 10.4.7 prevents Kerberos tickets from being destroyed if a user does not successfully log on to a network account from the login window, which might allow later users to gain access to the original user's Kerberos tickets.

Frequently asked questions

What is CVE-2006-4397?
Unchecked error condition in LoginWindow in Apple Mac OS X 10.4 through 10.4.7 prevents Kerberos tickets from being destroyed if a user does not successfully log on to a network account from the login window, which might allow later users to gain access to the original user's Kerberos tickets.
How severe is CVE-2006-4397?
CVE-2006-4397 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-4397 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4397?
CVE-2006-4397 primarily affects Apple Mac Os X. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4397?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-4397 published?
CVE-2006-4397 was published on 2006-10-03 and last updated on 2026-06-16.

References

Affected products (8)

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