CVE-2023-4512: Uncontrolled Recursion in Wireshark
First published: Thu Aug 24 2023(Updated: )
CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file
Credit: cve@gitlab.com cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | >=4.0.0<=4.0.7 | |
| >=4.0.0<=4.0.7 |
Remedy
Upgrade to version 4.0.8 or above.
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Reference Links
- https://gitlab.com/wireshark/wireshark/-/issues/19144
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6HCUPLDY7HLPO46PHMGIJSUBJFTT237C/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4AVRUYSHDNEAJILVSGY5W6MPOMG2YRF/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TRKHFQPWFU7F3OXTL6IEIQSJG6FVXZTZ/
- https://www.wireshark.org/security/wnpa-sec-2023-23.html
Frequently Asked Questions
What is the vulnerability ID for this Wireshark vulnerability?
The vulnerability ID for this Wireshark vulnerability is CVE-2023-4512.
What is the severity of CVE-2023-4512?
CVE-2023-4512 has a severity rating of high.
What is the affected software version range for CVE-2023-4512?
CVE-2023-4512 affects Wireshark versions 4.0.0 to 4.0.6.
How can an attacker exploit CVE-2023-4512?
An attacker can exploit CVE-2023-4512 by performing packet injection or using a crafted capture file.
Is there a fix available for CVE-2023-4512?
Yes, a fix is available for CVE-2023-4512. It is recommended to update to version 4.0.7 or later of Wireshark.
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- version/wireshark wireshark/4.0.7