The check_secret function in authenticate.c in rsync 3.1.0 and earlier allows remote…
Priority MEDIUM 41CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.04203 91st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 42
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:* | up to 3.1.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.6.9:*:*:*:*:*:*:* | 2.6.9 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.0:*:*:*:*:*:*:* | 2.7.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.1:*:*:*:*:*:*:* | 2.7.1 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.2:*:*:*:*:*:*:* | 2.7.2 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.3:*:*:*:*:*:*:* | 2.7.3 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.4:*:*:*:*:*:*:* | 2.7.4 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.5:*:*:*:*:*:*:* | 2.7.5 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.6:*:*:*:*:*:*:* | 2.7.6 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.7:*:*:*:*:*:*:* | 2.7.7 | Vulnerable | Samba |
- cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:* Versions up to 3.1.0 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.6.9:*:*:*:*:*:*:* Versions 2.6.9 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.0:*:*:*:*:*:*:* Versions 2.7.0 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.1:*:*:*:*:*:*:* Versions 2.7.1 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.2:*:*:*:*:*:*:* Versions 2.7.2 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.3:*:*:*:*:*:*:* Versions 2.7.3 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.4:*:*:*:*:*:*:* Versions 2.7.4 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.5:*:*:*:*:*:*:* Versions 2.7.5 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.6:*:*:*:*:*:*:* Versions 2.7.6 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.7:*:*:*:*:*:*:* Versions 2.7.7 Vulnerable ·Samba
Show 32 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:samba:rsync:2.7.8:*:*:*:*:*:*:* | 2.7.8 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.7.9:*:*:*:*:*:*:* | 2.7.9 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.0:*:*:*:*:*:*:* | 2.8.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.1:*:*:*:*:*:*:* | 2.8.1 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.2:*:*:*:*:*:*:* | 2.8.2 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.3:*:*:*:*:*:*:* | 2.8.3 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.4:*:*:*:*:*:*:* | 2.8.4 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.5:*:*:*:*:*:*:* | 2.8.5 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.6:*:*:*:*:*:*:* | 2.8.6 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.7:*:*:*:*:*:*:* | 2.8.7 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.8:*:*:*:*:*:*:* | 2.8.8 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.8.9:*:*:*:*:*:*:* | 2.8.9 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.0:*:*:*:*:*:*:* | 2.9.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.1:*:*:*:*:*:*:* | 2.9.1 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.2:*:*:*:*:*:*:* | 2.9.2 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.3:*:*:*:*:*:*:* | 2.9.3 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.4:*:*:*:*:*:*:* | 2.9.4 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.5:*:*:*:*:*:*:* | 2.9.5 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.6:*:*:*:*:*:*:* | 2.9.6 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.7:*:*:*:*:*:*:* | 2.9.7 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.8:*:*:*:*:*:*:* | 2.9.8 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:2.9.9:*:*:*:*:*:*:* | 2.9.9 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.1:*:*:*:*:*:*:* | 3.0.1 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.2:*:*:*:*:*:*:* | 3.0.2 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.3:*:*:*:*:*:*:* | 3.0.3 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.4:*:*:*:*:*:*:* | 3.0.4 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.5:*:*:*:*:*:*:* | 3.0.5 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.6:*:*:*:*:*:*:* | 3.0.6 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.7:*:*:*:*:*:*:* | 3.0.7 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.8:*:*:*:*:*:*:* | 3.0.8 | Vulnerable | Samba |
| cpe:2.3:a:samba:rsync:3.0.9:*:*:*:*:*:*:* | 3.0.9 | Vulnerable | Samba |
- cpe:2.3:a:samba:rsync:2.7.8:*:*:*:*:*:*:* Versions 2.7.8 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.7.9:*:*:*:*:*:*:* Versions 2.7.9 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.0:*:*:*:*:*:*:* Versions 2.8.0 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.1:*:*:*:*:*:*:* Versions 2.8.1 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.2:*:*:*:*:*:*:* Versions 2.8.2 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.3:*:*:*:*:*:*:* Versions 2.8.3 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.4:*:*:*:*:*:*:* Versions 2.8.4 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.5:*:*:*:*:*:*:* Versions 2.8.5 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.6:*:*:*:*:*:*:* Versions 2.8.6 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.7:*:*:*:*:*:*:* Versions 2.8.7 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.8:*:*:*:*:*:*:* Versions 2.8.8 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.8.9:*:*:*:*:*:*:* Versions 2.8.9 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.0:*:*:*:*:*:*:* Versions 2.9.0 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.1:*:*:*:*:*:*:* Versions 2.9.1 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.2:*:*:*:*:*:*:* Versions 2.9.2 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.3:*:*:*:*:*:*:* Versions 2.9.3 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.4:*:*:*:*:*:*:* Versions 2.9.4 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.5:*:*:*:*:*:*:* Versions 2.9.5 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.6:*:*:*:*:*:*:* Versions 2.9.6 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.7:*:*:*:*:*:*:* Versions 2.9.7 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.8:*:*:*:*:*:*:* Versions 2.9.8 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:2.9.9:*:*:*:*:*:*:* Versions 2.9.9 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.1:*:*:*:*:*:*:* Versions 3.0.1 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.2:*:*:*:*:*:*:* Versions 3.0.2 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.3:*:*:*:*:*:*:* Versions 3.0.3 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.4:*:*:*:*:*:*:* Versions 3.0.4 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.5:*:*:*:*:*:*:* Versions 3.0.5 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.6:*:*:*:*:*:*:* Versions 3.0.6 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.7:*:*:*:*:*:*:* Versions 3.0.7 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.8:*:*:*:*:*:*:* Versions 3.0.8 Vulnerable ·Samba
- cpe:2.3:a:samba:rsync:3.0.9:*:*:*:*:*:*:* Versions 3.0.9 Vulnerable ·Samba
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2014-2855
- 2026-10-03 Alias added: GHSA-56mx-jc29-3mp9
References
Advisory 5
Other 5
- https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=0dedfbce2c1b851684ba658861fe9d620636c56a
- [oss-security] 20140414 CVE Request: rsync denial of service
- https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230
- http://advisories.mageia.org/MGASA-2015-0065.html
- [oss-security] 20140415 Re: CVE Request: rsync denial of service
More Samba Rsync vulnerabilities
- TI-2024-11208 Rsync: heap buffer overflow in rsync due to improper checksum length handling CVSS 3.1CRITICAL 9.8
- TI-2024-11209 Rsync: info leak via uninitialized stack contents CVSS 3.1HIGH 7.5
- TI-2024-11212 Rsync: --safe-links option bypass leads to path traversal CVSS 3.1HIGH 7.5
- TI-2024-11211 Rsync: path traversal vulnerability in rsync CVSS 3.1HIGH 7.5
- TI-2024-11210 Rsync: rsync server leaks arbitrary client files CVSS 3.1MEDIUM 6.8
- TI-2017-12160 The receive_xattr function in xattrs.c in rsync 3.1.2 and 3.1.3-development does not… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2014-2855 · CVE Program
- CVE-2014-2855 · NVD
- FIRST EPSS
- GHSA-56mx-jc29-3mp9 · GitHub Advisory Database · CC BY 4.0
- CVE-2014-2855 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences