CVE-2020-18976: Buffer Overflow

Published Aug 25, 2021
·
Updated

Buffer Overflow in Tcpreplay v4.3.2 allows attackers to cause a Denial of Service via the 'dochecksum' function in 'checksum.c'. It can be triggered by sending a crafted pcap file to the 'tcpreplay-edit' binary. This issue is different than CVE-2019-8381.

Affected Software

1 affected component
Broadcom Tcpreplay=4.3.2

Event History

Aug 25, 2021
CVE Published
via MITRE·03:54 PM
Data Sourced
via MITRE·03:54 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2020-18976?

The severity of CVE-2020-18976 is medium with a severity value of 5.5.

2

How does CVE-2020-18976 impact Tcpreplay?

CVE-2020-18976 allows attackers to cause a Denial of Service in Tcpreplay v4.3.2.

3

How can CVE-2020-18976 be triggered?

CVE-2020-18976 can be triggered by sending a crafted pcap file to the 'tcpreplay-edit' binary.

4

Is CVE-2020-18976 different from CVE-2019-8381?

Yes, CVE-2020-18976 is different from CVE-2019-8381.

5

Where can I find more information about CVE-2020-18976?

More information about CVE-2020-18976 can be found at https://github.com/appneta/tcpreplay/issues/556.

Contact

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