Critical severity · published Oct 29, 2017
CVE-2017-15994
rsync 3.1.3-development before 2017-10-24 mishandles archaic checksums, which makes it easier for remote attackers to bypass intended access restrictions
9.8
CVSS
1%
EPSS
No
On KEV
Description
rsync 3.1.3-development before 2017-10-24 mishandles archaic checksums, which makes it easier for remote attackers to bypass intended access restrictions. NOTE: the rsync development branch has significant use beyond the rsync developers, e.g., the code has been copied for use in various GitHub projects.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RS
Rsync · Samba
through 3.1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-15994
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-15994
git.samba.org
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=7b8a4ecd6ff9cdf4e5d3850ebf822f1e989255b3
git.samba.org
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=9a480deec4d20277d8e20bc55515ef0640ca1e55
git.samba.org
https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=c252546ceeb0925eb8a4061315e3ff0a8c55b48b
More from Rsync
9.8
CVE-2024-12084
Rsync: heap buffer overflow in rsync due to improper checksum length handling
9.8
CVE-2017-17434
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…
9.8
CVE-2017-16548
The receive_xattr function in xattrs.c in rsync 3.1.2 and 3.1.3-development does not check for a trailing '\0' character in an xattr name, which allows remote attackers to cause a…
9.1
CVE-2026-53791
rsync < 3.5.0 Daemon IP Spoofing via PROXY Protocol Header
8.2
CVE-2026-70457
rsync 3.2.3 < 3.5.0 Out-of-Bounds Write via parse_size_arg()