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CVE-2021-31439

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Synology DiskStation Manager. Authentication is not required to exploit this vulnerablity. The specific flaw exists within the processing of DSI structures in Netatalk. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12326.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
1.035

Associated Vulnerability

VulnerabilityOS Platform
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.2-1ubuntu2.2_i386.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.2-1ubuntu2.2_amd64.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.5-1ubuntu0.2_i386.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.5-1ubuntu0.2_amd64.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_3.1.12~ds-4ubuntu0.20.04.1_amd64.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_3.1.12~ds-9ubuntu0.22.04.1_amd64.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_3.1.13~ds-2ubuntu0.22.10.1_amd64.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.6-1ubuntu0.18.04.2_i386.debLinux
Apple Filing Protocol service (USN-6146-1) netatalk_2.2.6-1ubuntu0.18.04.2_amd64.debLinux
netatalk security update(DSA-5503-1) netatalk_3.1.12~ds-8+deb11u1_amd64.debLinux
netatalk security update(DSA-5503-1) netatalk_3.1.12~ds-8+deb11u1_i386.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234