ZDI-CAN-15830: (Pwn2Own) Netatalk getdirparams Out-Of-Bounds Read Information Disclosure Vulnerability
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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netatalk |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-15830?
The severity of ZDI-CAN-15830 is considered critical due to its potential for remote information disclosure.
How do I fix ZDI-CAN-15830?
To fix ZDI-CAN-15830, ensure that you update your Netatalk installation to the latest version that addresses this vulnerability.
What types of systems are affected by ZDI-CAN-15830?
ZDI-CAN-15830 affects installations of Netatalk that are configured to handle requests using the getdirparams method.
Is authentication required to exploit ZDI-CAN-15830?
No, authentication is not required to exploit ZDI-CAN-15830, making it accessible to remote attackers.
What information may be disclosed due to ZDI-CAN-15830?
Information disclosed due to ZDI-CAN-15830 can include sensitive data from the affected Netatalk installations.
- agent/references
- agent/softwarecombine
- agent/title
- agent/severity
- agent/type
- agent/description
- agent/event
- agent/source
- agent/tags
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-528
- alias/ZDI-CAN-15830
- alias/CVE-2022-23123
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/netatalk
- canonical/netatalk