How severe is CVE-2019-5602?

CVE-2019-5602 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-5602 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5602?

CVE-2019-5602 primarily affects Freebsd. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5602?

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-2019-5602 published?

CVE-2019-5602 was published on 2019-07-03 and last updated on 2026-06-17.

CVE-2019-5602

CVE-2019-5602 is a high-severity vulnerability in Freebsd with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Freebsd
Published: 2019-07-03
Last modified: 2026-06-17

Description

In FreeBSD 12.0-STABLE before r349628, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349629, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in the cdrom driver allows users with read access to the cdrom device to arbitrarily overwrite kernel memory when media is present thereby allowing a malicious user in the operator group to gain root privileges.

Frequently asked questions

What is CVE-2019-5602?: In FreeBSD 12.0-STABLE before r349628, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349629, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in the cdrom driver allows users with read access to the cdrom device to arbitrarily overwrite kernel memory when media is present thereby allowing a malicious user in the operator group to gain root privileges.
How severe is CVE-2019-5602?: CVE-2019-5602 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-5602 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5602?: CVE-2019-5602 primarily affects Freebsd. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5602?: 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-2019-5602 published?: CVE-2019-5602 was published on 2019-07-03 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:o:freebsd:freebsd:11.2:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p10:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p2:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p6:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p7:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:p9:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.2:rc3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:rc3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p1:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p2:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p4:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p5:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.0:p6:*:*:*:*:*:*

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