What’s Vulnerable › Vulnerabilities

CVE-2018-1160

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 86.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-20 · updated 2026-06-17
• Weakness: CWE-787

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

• Debian Linux: 9.0
• Netatalk: before 3.1.12 — fixed in 3.1.12
• Synology DiskStation Manager: from 5.2 before 5.2-5967-9; from 6.1 before 6.1.7-15284-3; from 6.2 before 6.2.1-23824-4 — fixed in 5.2-5967-9, 6.1.7-15284-3, 6.2.1-23824-4
• Synology Router Manager (SRM): from 1.2 before 1.2-7742-5 — fixed in 1.2-7742-5
• Synology Skynas: all versions
• Synology Vs960Hd Firmware: all versions

How to fix

Upgrade to a fixed version: Netatalk 3.1.12; Synology DiskStation Manager 5.2-5967-9, 6.1.7-15284-3, 6.2.1-23824-4; Synology Router Manager (SRM) 1.2-7742-5. Check the vendor advisory for mitigations.

References

• http://netatalk.sourceforge.net/3.1/ReleaseNotes3.1.12.html
• http://packetstormsecurity.com/files/152440/QNAP-Netatalk-Authentication-Bypass.html
• http://www.securityfocus.com/bid/106301
• https://attachments.samba.org/attachment.cgi?id=14735
• https://github.com/tenable/poc/tree/master/netatalk/cve_2018_1160/
• https://www.debian.org/security/2018/dsa-4356
• https://www.exploit-db.com/exploits/46034/
• https://www.exploit-db.com/exploits/46048/
• https://www.exploit-db.com/exploits/46675/
• https://www.synology.com/security/advisory/Synology_SA_18_62
• https://www.tenable.com/security/research/tra-2018-48
• http://netatalk.sourceforge.net/3.1/ReleaseNotes3.1.12.html

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