CVE-2018-1160
CriticalPublic exploitNetatalk before 3.1.12 is vulnerable to an out of bounds write in dsi_opensess.c.
Published Jun 20, 2023 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2018-1160, DSA-4356-1, SUSE-SU-2018:4214-1, SUSE-SU-2018:4217-1, TR-23-0367, UBUNTU-CVE-2018-1160
Key Facts
Patch immediately- CVE-2018-1160 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Netatalk, Router Manager (Synology), Skynas (Synology) and 6 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 87% probability of exploitation in the next 30 days.
- Fixed versions are available, including libatalk12 3.1.0-3.3.1, libatalk16 3.1.7-8.3.1, Netatalk 2.0.3-249.23.3.1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
87%
Higher than 99.7% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2018-1160 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Netatalk before 3.1.12 is vulnerable to an out of bounds write in dsi_opensess.c. This is due to lack of bounds checking on attacker controlled data. A remote unauthenticated attacker can leverage this vulnerability to achieve arbitrary code execution.
Affected Products
63 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| NetatalkNetatalk | >= Before 3.1.12 | 3.1.12 |
| Router ManagerSynology | See advisory | 1.2-7742-5 |
| SkynasSynology | See advisory | n/a |
| Debian LinuxDebian | 9.0 | n/a |
| Diskstation ManagerSynology | See advisory | 5.2-5967-9 |
Patched Releases
libatalk12
3.1.0-3.3.1
libatalk16
3.1.7-8.3.1
Netatalk
2.0.3-249.23.3.1, 2.2.2-1ubuntu2.2, 2.2.5-1ubuntu0.2, 2.2.5-2+deb9u1, 2.2.6-1ubuntu0.18.04.2, 2.2.6-2, 3.1.0-3.3.1, 3.1.12-r0, 3.1.7-8.3.1, 3.1.12
netatalk-devel
2.0.3-249.23.3.1, 3.1.0-3.3.1, 3.1.7-8.3.1
Diskstation Manager
5.2-5967-9
Router Manager
1.2-7742-5
Timeline
Publicly disclosed
Jun 20, 2023
Last updated
Aug 4, 2026
Weakness Type
- CWE-787 Out-of-bounds Write
References
- advisoryhttps://attachments.samba.org/attachment.cgi?id=14735
- advisoryhttps://bugzilla.samba.org/show_bug.cgi?id=13711
- advisoryhttps://bugzilla.suse.com/1119540
- advisoryhttps://github.com/tenable/poc/tree/master/netatalk/cve_2018_1160/
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2018-1160
FAQ
Common Questions.
Netatalk before 3.1.12 is vulnerable to an out of bounds write in dsi_opensess.c.
Affected: Netatalk versions >= Before 3.1.12; Router Manager (Synology); Skynas (Synology), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including libatalk12 3.1.0-3.3.1, libatalk16 3.1.7-8.3.1, Netatalk 2.0.3-249.23.3.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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