CVE-2018-18408: Use After Free
First published: Wed Oct 17 2018(Updated: )
A use-after-free was discovered in the tcpbridge binary of Tcpreplay 4.3.0 beta1. The issue gets triggered in the function post_args() at tcpbridge.c, causing a denial of service or possibly unspecified other impact.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Broadcom Tcpreplay | =4.3.0-beta1 | |
| Fedoraproject Fedora | =28 | |
| Fedoraproject Fedora | =29 |
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Reference Links
- https://github.com/SegfaultMasters/covering360/blob/master/tcpreplay/README.md#use-after-free-in-post_args
- https://github.com/appneta/tcpreplay/issues/489
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2018-18408.
What is the severity of CVE-2018-18408?
The severity of CVE-2018-18408 is critical.
What software is affected by CVE-2018-18408?
Broadcom Tcpreplay version 4.3.0 beta1, Fedoraproject Fedora versions 28 and 29 are affected by CVE-2018-18408.
How can CVE-2018-18408 be exploited?
CVE-2018-18408 can be exploited by triggering the use-after-free issue in the post_args() function of the tcpbridge binary in Tcpreplay.
Are there any known fixes or mitigation measures for CVE-2018-18408?
Updates and patches are available from the software vendors to fix CVE-2018-18408. It is recommended to update to a patched version or apply the necessary security fixes as soon as possible.
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- agent/event
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- agent/author
- agent/type
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- agent/last-modified-date
- agent/first-publish-date
- agent/softwarecombine
- agent/tags
- collector/mitre-cve
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- vendor/broadcom
- canonical/broadcom tcpreplay
- version/broadcom tcpreplay/4.3.0-beta1
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/28
- version/fedoraproject fedora/29