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Vulnerability record · CVE-2017-17433 · published 6 December 2017

CVE-2017-17433: Debian linux missing authorization vulnerability

Debian · Debian Linux

The recv_files function in receiver.c in the daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, proceeds with certain file metadata updates before checking for a filename in the daemon_filter_list data structure, which allows remote attackers to bypass intended access restrictions.

3.7 CVSS 3.0 Low EPSS 1.8% · top 22.2% CWE-862 · Missing authorization
3.7CVSS 3.0 base score, v2 4.3
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
9References
17 Jun 2026Last modified by NVD

Description

The recv_files function in receiver.c in the daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, proceeds with certain file metadata updates before checking for a filename in the daemon_filter_list data structure, which allows remote attackers to bypass intended access restrictions.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://security.cucumberlinux.com/security/details.php?id=169 Third Party Advisory
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html Third Party Advisory
https://www.debian.org/security/2017/dsa-4068 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4 PatchThird Party Advisory
http://security.cucumberlinux.com/security/details.php?id=169 Third Party Advisory
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html Third Party Advisory
https://www.debian.org/security/2017/dsa-4068 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-17433), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.