CVE-2018-5764
HIGHCVSS 7.5/10EPSS 6.38%
Last modified
CVE-2018-5764 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 6.38% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Samba | Rsync | < 3.1.3 |
| Debian | Debian Linux | 7.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 17.10 |
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://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://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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2018-5764?
CVE-2018-5764 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 6.38% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5764?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-5764?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST