critical
9.8
CWE
125
Advisory Published
Updated
Advisory Published

CVE-2022-23123: (Pwn2Own) Netatalk getdirparams Out-Of-Bounds Read Information Disclosure Vulnerability

First published: Tue Mar 28 2023(Updated: )

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the getdirparams method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

Credit: zdi-disclosures@trendmicro.com zdi-disclosures@trendmicro.com

Affected SoftwareAffected VersionHow to fix
Netatalk Netatalk<3.1.13
Debian Debian Linux=10.0
Debian Debian Linux=11.0
debian/netatalk<=3.1.12~ds-3
3.1.12~ds-3+deb10u4
3.1.12~ds-8+deb11u1
3.1.18~ds-1

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID of this Netatalk vulnerability?

    The vulnerability ID of this Netatalk vulnerability is CVE-2022-23123.

  • What is the title of this Netatalk vulnerability?

    The title of this Netatalk vulnerability is (Pwn2Own) Netatalk getdirparams Out-Of-Bounds Read Information Disclosure Vulnerability.

  • How can remote attackers exploit this vulnerability?

    Remote attackers can exploit this vulnerability without authentication by disclosing sensitive information on affected installations of Netatalk.

  • What is the severity rating of this Netatalk vulnerability?

    The severity rating of this Netatalk vulnerability is critical, with a severity value of 9.8.

  • Is authentication required to exploit this Netatalk vulnerability?

    No, authentication is not required to exploit this Netatalk vulnerability.

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