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CVE-2014-2855

7.8 · HIGH

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…

Published Apr 23, 2014sambaCWE-20EPSS 4.20%

Overview

CVE-2014-2855 is a high-severity vulnerability affecting samba rsync. It was published on April 23, 2014 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from samba. Update rsync to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
sambarsync0Affected

References

Refadvisories.mageia.org/MGASA-2015-0065.htmlReflists.fedoraproject.org/pipermail/package-announce/2014-April/131910.htmlReflists.opensuse.org/opensuse-updates/2014-05/msg00006.htmlRefsecunia.com/advisories/57948Refwww.mandriva.com/security/advisories?name=MDVSA-2015:131Refwww.openwall.com/lists/oss-security/2014/04/14/5Refwww.openwall.com/lists/oss-security/2014/04/15/1Refwww.ubuntu.com/usn/USN-2171-1Refbugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230Refbugzilla.samba.org/show_bug.cgi?id=10551

How CyberStrike helps

Frequently asked questions

What is CVE-2014-2855?

CVE-2014-2855 is a high-severity vulnerability affecting samba rsync. It was published on April 23, 2014 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2014-2855?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-2855?

Check the references section for vendor advisories and patches from samba. Update rsync to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-2855?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-2855 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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