Vulnerability Details : CVE-2017-17433
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.
Products affected by CVE-2017-17433
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:rsync:3.1.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-17433
0.38%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-17433
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
3.7
|
LOW | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N |
2.2
|
1.4
|
NIST |
CWE ids for CVE-2017-17433
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-17433
-
https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html
[SECURITY] [DLA 1218-1] rsync security updateThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1522874#c4
1522874 – (CVE-2017-17433) CVE-2017-17433 rsync: recv_files function metadata handling allows for access restriction bypassPatch;Third Party Advisory
-
http://security.cucumberlinux.com/security/details.php?id=169
CLD-169 DetailsThird Party Advisory
-
https://git.samba.org/?p=rsync.git;a=commit;h=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
git.samba.org - rsync.git/commitPatch
-
https://www.debian.org/security/2017/dsa-4068
Debian -- Security Information -- DSA-4068-1 rsyncThird Party Advisory
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