CVE-2017-17433
low
CVSS v3
3.7
CVSS v2
4.3
VIR risk
3.7
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.
Predictions
Exploit likelihood
47%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-17433
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-17433.html
Vendor advisory: nvd@nist.gov — https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4
Vendor advisory: arch — https://security.archlinux.org/ASA-201801-21
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 3.1.3pre1-1 | |
| sles | affected | | |
| debian | 7.0 | affected | |
| debian | 8.0 | affected | |
| debian | 9.0 | affected | |
| debian | bookworm | fixed | 3.1.2-2.1 |
| debian | bullseye | fixed | 3.1.2-2.1 |
| debian | forky | fixed | 3.1.2-2.1 |
| debian | sid | fixed | 3.1.2-2.1 |
| debian | trixie | fixed | 3.1.2-2.1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| samba | rsync | 3.1.2 | |
References
- https://security.archlinux.org/ASA-201801-21
- http://security.cucumberlinux.com/security/details.php?id=169
- https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
- https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html
- https://www.debian.org/security/2017/dsa-4068
- https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4
- https://www.suse.com/security/cve/CVE-2017-17433.html
- https://security-tracker.debian.org/tracker/CVE-2017-17433
CWEs
CWE-862
Verify integrity in audit chain (admin only). AS-IS.