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Test ID:1.3.6.1.4.1.25623.1.0.843715
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory (USN-3506-1)
Summary:The remote host is missing an update for the 'rsync' package(s) announced via the USN-3506-1 advisory.
Description:Summary:
The remote host is missing an update for the 'rsync' package(s) announced via the USN-3506-1 advisory.

Vulnerability Insight:
It was discovered that rsync proceeds with certain file metadata updates
before checking for a filename. An attacker could use this to bypass access
restrictions. (CVE-2017-17433)

It was discovered that rsync does not check for fnamecmp filenames and also
does not apply the sanitize_paths protection mechanism to pathnames. An attacker
could use this to bypass access restrictions. (CVE-2017-17434)

Affected Software/OS:
'rsync' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 17.04, Ubuntu 17.10.

Solution:
Please install the updated package(s).

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2017-17433
Debian Security Information: DSA-4068 (Google Search)
https://www.debian.org/security/2017/dsa-4068
https://git.samba.org/?p=rsync.git;a=commit;h=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html
Common Vulnerability Exposure (CVE) ID: CVE-2017-17434
https://git.samba.org/?p=rsync.git;a=commit;h=5509597decdbd7b91994210f700329d8a35e70a1
https://git.samba.org/?p=rsync.git;a=commit;h=70aeb5fddd1b2f8e143276f8d5a085db16c593b9
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