How severe is CVE-2006-3597?

CVE-2006-3597 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2006-3597 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3597?

CVE-2006-3597 affects Ubuntu Ubuntu Linux. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-3597?

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-2006-3597 published?

CVE-2006-3597 was published on 2006-07-18 and last updated on 2026-06-16.

CVE-2006-3597

CVE-2006-3597 is a high-severity vulnerability in Ubuntu Ubuntu Linux with a CVSS 2.0 base score of 7.2. 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 7.2)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ubuntu Ubuntu Linux
Published: 2006-07-18
Last modified: 2026-06-16

Description

passwd before 1:4.0.13 on Ubuntu 6.06 LTS leaves the root password blank instead of locking it when the administrator selects the "Go Back" option after the final "Installation complete" message and uses the main menu, which causes the password to be zeroed out in the installer's memory.

Frequently asked questions

What is CVE-2006-3597?: passwd before 1:4.0.13 on Ubuntu 6.06 LTS leaves the root password blank instead of locking it when the administrator selects the "Go Back" option after the final "Installation complete" message and uses the main menu, which causes the password to be zeroed out in the installer's memory.
How severe is CVE-2006-3597?: CVE-2006-3597 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2006-3597 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3597?: CVE-2006-3597 affects Ubuntu Ubuntu Linux. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-3597?: 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-2006-3597 published?: CVE-2006-3597 was published on 2006-07-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:ubuntu:ubuntu_linux:6.06_lts:*:*:*:*:*:*:*

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