CVE-2022-23121

2022-03-2100:00:00

ubuntu.com

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.053 Low

EPSS

Percentile

93.1%

JSON

This vulnerability allows remote attackers to execute arbitrary code on
affected installations of Netatalk. Authentication is not required to
exploit this vulnerability. The specific flaw exists within the
parse_entries function. The issue results from the lack of proper error
handling when parsing AppleDouble entries. An attacker can leverage this
vulnerability to execute code in the context of root. Was ZDI-CAN-15819.
This vulnerability allows remote attackers to execute arbitrary code on
affected installations of Netatalk. Authentication is not required to
exploit this vulnerability.
The specific flaw exists within the parse_entries function. The issue
results from the lack of proper error handling when parsing AppleDouble
entries. An attacker can leverage this vulnerability to execute code in the
context of root.]

Notes

Author	Note
0xnishit	Backporting MR is still in progress and have some regression issue Backporintg MR: https://github.com/Netatalk/Netatalk/pull/173

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchnetatalk< 2.2.6-1ubuntu0.18.04.2+esm1UNKNOWN
ubuntu20.04noarchnetatalk< 3.1.12~ds-4ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchnetatalk< 3.1.12~ds-9ubuntu0.22.04.1UNKNOWN
ubuntu14.04noarchnetatalk< 2.2.2-1ubuntu2.2+esm1UNKNOWN
ubuntu16.04noarchnetatalk< 2.2.5-1ubuntu0.2+esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	netatalk	< 2.2.6-1ubuntu0.18.04.2+esm1	UNKNOWN
ubuntu	20.04	noarch	netatalk	< 3.1.12~ds-4ubuntu0.20.04.1	UNKNOWN
ubuntu	22.04	noarch	netatalk	< 3.1.12~ds-9ubuntu0.22.04.1	UNKNOWN
ubuntu	14.04	noarch	netatalk	< 2.2.2-1ubuntu2.2+esm1	UNKNOWN
ubuntu	16.04	noarch	netatalk	< 2.2.5-1ubuntu0.2+esm1	UNKNOWN