How severe is CVE-2007-1523?

CVE-2007-1523 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-1523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-1523?

CVE-2007-1523 affects Netbsd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-1523?

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-2007-1523 published?

CVE-2007-1523 was published on 2007-03-20 and last updated on 2026-06-16.

CVE-2007-1523

CVE-2007-1523 is a high-severity vulnerability in Netbsd with a CVSS 2.0 base score of 7.5. 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 7.5)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netbsd
Published: 2007-03-20
Last modified: 2026-06-16

Description

Heap-based buffer overflow in the kernel in NetBSD 3.0, certain versions of FreeBSD and OpenBSD, and possibly other BSD derived operating systems allows local users to have an unknown impact. NOTE: this information is based upon a vague pre-advisory with no actionable information. Details will be updated after 20070329.

Frequently asked questions

What is CVE-2007-1523?: Heap-based buffer overflow in the kernel in NetBSD 3.0, certain versions of FreeBSD and OpenBSD, and possibly other BSD derived operating systems allows local users to have an unknown impact. NOTE: this information is based upon a vague pre-advisory with no actionable information. Details will be updated after 20070329.
How severe is CVE-2007-1523?: CVE-2007-1523 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2007-1523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1523?: CVE-2007-1523 affects Netbsd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-1523?: 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-2007-1523 published?: CVE-2007-1523 was published on 2007-03-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:netbsd:netbsd:3.0:*:*:*:*:*:*:*

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