CVE-2007-4091

CVE-2007-4091 is a medium-severity vulnerability in Rsync with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Multiple off-by-one errors in the sender.c in rsync 2.6.9 might allow remote attackers to execute arbitrary code via directory names that are not properly handled when calling the f_name function.

Frequently asked questions

What is CVE-2007-4091?
Multiple off-by-one errors in the sender.c in rsync 2.6.9 might allow remote attackers to execute arbitrary code via directory names that are not properly handled when calling the f_name function.
How severe is CVE-2007-4091?
CVE-2007-4091 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2007-4091 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4091?
CVE-2007-4091 affects Rsync. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4091?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4091 published?
CVE-2007-4091 was published on 2007-08-16 and last updated on 2026-06-16.

References

Affected products (1)

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