CVE-2023-27786: Null Pointer Dereference

Published Mar 16, 2023
·
Updated

An issue found in TCPprep v.4.4.3 allows a remote attacker to cause a denial of service via the macinstring function.

Affected Software

2 affected componentsFixes available
debian/tcpreplay<=4.3.3-2, <=4.4.3-1
4.5.1-1
Broadcom Tcpreplay=4.4.3

Event History

Mar 16, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jan 28, 2025
Data Sourced
via Launchpad·05:57 PM
Description
Feb 1, 2025
Data Sourced
via Ubuntu·05:56 PM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is CVE-2023-27786?

CVE-2023-27786 is a vulnerability found in TCPprep v.4.4.3 that allows a remote attacker to cause a denial of service through the macinstring function.

2

What is the severity of CVE-2023-27786?

The severity of CVE-2023-27786 is high with a CVSS score of 7.5.

3

How does CVE-2023-27786 impact Broadcom Tcpreplay?

CVE-2023-27786 affects Broadcom Tcpreplay version 4.4.3, potentially leading to a denial of service.

4

Is there a fix available for CVE-2023-27786?

Yes, a fix is available for CVE-2023-27786. It is recommended to update to a patched version of TCPprep.

5

Where can I find more information about CVE-2023-27786?

For more information about CVE-2023-27786, you can refer to the provided references: [GitHub Issue #782](https://github.com/appneta/tcpreplay/issues/782), [GitHub Pull Request #783](https://github.com/appneta/tcpreplay/pull/783), [Fedora Project Mailing List Announcement](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R3ER3YTFR3XIDMYEB7LMFWFTPVQALBHC/).

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