Description
The daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, does not check for fnamecmp filenames in the daemon_filter_list data structure (in the recv_files function in receiver.c) and also does not apply the sanitize_paths protection mechanism to pathnames found in "xname follows" strings (in the read_ndx_and_attrs function in rsync.c), which allows remote attackers to bypass intended access restrictions.
Published: 2017-12-06
Score: 9.8 Critical
EPSS: 1.2% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1218-1 rsync security update
Debian DSA Debian DSA DSA-4068-1 rsync security update
EUVD EUVD EUVD-2017-8598 The daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, does not check for fnamecmp filenames in the daemon_filter_list data structure (in the recv_files function in receiver.c) and also does not apply the sanitize_paths protection mechanism to pathnames found in "xname follows" strings (in the read_ndx_and_attrs function in rsync.c), which allows remote attackers to bypass intended access restrictions.
Ubuntu USN Ubuntu USN USN-3506-1 rsync vulnerabilities
Ubuntu USN Ubuntu USN USN-3506-2 rsync vulnerabilities
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T20:51:31.647Z

Reserved: 2017-12-05T00:00:00.000Z

Link: CVE-2017-17434

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2017-12-06T03:29:00.267

Modified: 2026-05-13T00:24:29.033

Link: CVE-2017-17434

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-12-04T00:00:00Z

Links: CVE-2017-17434 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses