VulnerabilityModified
CVE-2018-5764
The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.
HIGH 7.5EPSS 6.39%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 6.39% probability · 93th percentile
- CISA KEV
- Not listed
- Affected
- samba/rsync · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/102803Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040276Third Party Advisory, VDB Entry
- https://download.samba.org/pub/rsync/src-previews/rsync-3.1.3pre1-NEWSRelease Notes, Vendor Advisory
- https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=7706303828fcde524222babb2833864a4bd09e07
- https://lists.debian.org/debian-lts-announce/2018/01/msg00021.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00027.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00028.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201805-04Third Party Advisory
- https://usn.ubuntu.com/3543-1/Third Party Advisory
- http://www.securityfocus.com/bid/102803Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040276Third Party Advisory, VDB Entry
- https://download.samba.org/pub/rsync/src-previews/rsync-3.1.3pre1-NEWSRelease Notes, Vendor Advisory
- https://git.samba.org/rsync.git/?p=rsync.git%3Ba=commit%3Bh=7706303828fcde524222babb2833864a4bd09e07
- https://lists.debian.org/debian-lts-announce/2018/01/msg00021.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00027.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00028.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201805-04Third Party Advisory
- https://usn.ubuntu.com/3543-1/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.