CVE-2014-2855

CVE-2014-2855 is a high-severity vulnerability in Samba Rsync with a CVSS 2.0 base score of 7.8. 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-20.

Key facts

Description

The check_secret function in authenticate.c in rsync 3.1.0 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a user name which does not exist in the secrets file.

Frequently asked questions

What is CVE-2014-2855?
The check_secret function in authenticate.c in rsync 3.1.0 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a user name which does not exist in the secrets file.
How severe is CVE-2014-2855?
CVE-2014-2855 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2014-2855 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-2014-2855?
CVE-2014-2855 primarily affects Samba Rsync. In total, 42 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-2855?
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-2014-2855 published?
CVE-2014-2855 was published on 2014-04-23 and last updated on 2026-06-17.

References

Affected products (42)

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