CVE-2019-8377: Null Pointer Dereference
An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function getipv6l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
alpine/tcpreplayto a version that resolves this vulnerability.Fixed in 4.3.2-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2019-8377?
The severity of CVE-2019-8377 is high.
Which software versions are affected by CVE-2019-8377?
Tcpreplay version 4.3.1 is affected by CVE-2019-8377.
How can CVE-2019-8377 be triggered?
CVE-2019-8377 can be triggered by sending a crafted pcap file to the tcpreplay-edit binary.
What is the impact of CVE-2019-8377?
CVE-2019-8377 allows an attacker to cause a Denial of Service (Segmentation fault) or possibly execute arbitrary code.
Is there a fix available for CVE-2019-8377?
Yes, please refer to the provided references for a fix to CVE-2019-8377.