How severe is CVE-2008-0777?

CVE-2008-0777 has a CVSS 2.0 base score of 4.9, rated medium severity.

Is CVE-2008-0777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-0777?

CVE-2008-0777 primarily affects Freebsd. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-0777?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-0777 published?

CVE-2008-0777 was published on 2008-02-15 and last updated on 2026-06-16.

CVE-2008-0777

CVE-2008-0777 is a medium-severity vulnerability in Freebsd with a CVSS 2.0 base score of 4.9. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.9)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Freebsd
Published: 2008-02-15
Last modified: 2026-06-16

Description

The sendfile system call in FreeBSD 5.5 through 7.0 does not check the access flags of the file descriptor used for sending a file, which allows local users to read the contents of write-only files.

Frequently asked questions

What is CVE-2008-0777?: The sendfile system call in FreeBSD 5.5 through 7.0 does not check the access flags of the file descriptor used for sending a file, which allows local users to read the contents of write-only files.
How severe is CVE-2008-0777?: CVE-2008-0777 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2008-0777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0777?: CVE-2008-0777 primarily affects Freebsd. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-0777 published?: CVE-2008-0777 was published on 2008-02-15 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:o:freebsd:freebsd:5.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:6.2:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:6.3:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0:*:*:*:*:*:*:*

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