Vulnerability Monitor

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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.

Security Impact Summary

CVE-2014-2855 is a security vulnerability that . Impacting 1 product from samba organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2014, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2014-04-23T15:55:04.593

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	samba	rsync	≤ 3.1.0	Yes
Application	samba	rsync	2.6.9	Yes
Application	samba	rsync	2.7.0	Yes
Application	samba	rsync	2.7.1	Yes
Application	samba	rsync	2.7.2	Yes
Application	samba	rsync	2.7.3	Yes
Application	samba	rsync	2.7.4	Yes
Application	samba	rsync	2.7.5	Yes
Application	samba	rsync	2.7.6	Yes
Application	samba	rsync	2.7.7	Yes
Application	samba	rsync	2.7.8	Yes
Application	samba	rsync	2.7.9	Yes
Application	samba	rsync	2.8.0	Yes
Application	samba	rsync	2.8.1	Yes
Application	samba	rsync	2.8.2	Yes
Application	samba	rsync	2.8.3	Yes
Application	samba	rsync	2.8.4	Yes
Application	samba	rsync	2.8.5	Yes
Application	samba	rsync	2.8.6	Yes
Application	samba	rsync	2.8.7	Yes
Application	samba	rsync	2.8.8	Yes
Application	samba	rsync	2.8.9	Yes
Application	samba	rsync	2.9.0	Yes
Application	samba	rsync	2.9.1	Yes
Application	samba	rsync	2.9.2	Yes
Application	samba	rsync	2.9.3	Yes
Application	samba	rsync	2.9.4	Yes
Application	samba	rsync	2.9.5	Yes
Application	samba	rsync	2.9.6	Yes
Application	samba	rsync	2.9.7	Yes
Application	samba	rsync	2.9.8	Yes
Application	samba	rsync	2.9.9	Yes
Application	samba	rsync	3.0.0	Yes
Application	samba	rsync	3.0.1	Yes
Application	samba	rsync	3.0.2	Yes
Application	samba	rsync	3.0.3	Yes
Application	samba	rsync	3.0.4	Yes
Application	samba	rsync	3.0.5	Yes
Application	samba	rsync	3.0.6	Yes
Application	samba	rsync	3.0.7	Yes
Application	samba	rsync	3.0.8	Yes
Application	samba	rsync	3.0.9	Yes

References

http://advisories.mageia.org/MGASA-2015-0065.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2014-April/131910.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2014-05/msg00006.html ([email protected])
http://secunia.com/advisories/57948 Vendor Advisory ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2015:131 ([email protected])
http://www.openwall.com/lists/oss-security/2014/04/14/5 ([email protected])
http://www.openwall.com/lists/oss-security/2014/04/15/1 ([email protected])
http://www.ubuntu.com/usn/USN-2171-1 ([email protected])
https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230 ([email protected])
https://bugzilla.samba.org/show_bug.cgi?id=10551 Vendor Advisory ([email protected])
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=0dedfbce2c1b851684ba658861fe9d620636c56a ([email protected])
http://advisories.mageia.org/MGASA-2015-0065.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2014-April/131910.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00006.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/57948 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2015:131 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/04/14/5 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/04/15/1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2171-1 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.samba.org/show_bug.cgi?id=10551 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=0dedfbce2c1b851684ba658861fe9d620636c56a (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For samba's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.