Tcpreplay
CVE-2019-8381
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
An issue was discovered in Tcpreplay 4.3.1. An invalid memory access occurs in do_checksum in checksum.c. It 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.
AnalysisAI
An issue was discovered in Tcpreplay 4.3.1. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. An issue was discovered in Tcpreplay 4.3.1. An invalid memory access occurs in do_checksum in checksum.c. It 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 products include: Broadcom Tcpreplay, Fedoraproject Fedora.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.
tcprewrite in Tcpreplay through 4.3.2 has a heap-based buffer over-read during a get_c operation. Rated critical severit
tcprewrite in Tcpreplay 3.4.4 has a Heap-Based Buffer Overflow vulnerability triggered by a crafted PCAP file, a related
Buffer overflow in the tcpcapinfo utility in Tcpreplay before 4.2.0 Beta 1 allows remote attackers to have unspecified i
Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the dlt_linuxsll2_cleanup() function i
A vulnerability was found in appneta tcpreplay up to 4.4.4. Rated high severity (CVSS 7.8), this vulnerability is low at
The component tcpprep in Tcpreplay v4.4.1 was discovered to contain a heap-based buffer overflow in parse_mpls at common
The component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a heap-based buffer overflow in get_l2len_protoco
The component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a heap-based buffer overflow in get_ipv6_next at
Tcpreplay v4.4.1 has a heap-based buffer overflow in do_checksum_math at /tcpedit/checksum.c. Rated high severity (CVSS
Tcpreplay v4.4.1 was discovered to contain a double-free via __interceptor_free. Rated high severity (CVSS 7.8), this vu
tcpprep in Tcpreplay 4.4.1 has a heap-based buffer over-read in parse_mpls in common/get.c. Rated high severity (CVSS 7.
tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_l2len_protocol in common/get.c. Rated high severi
Same weakness CWE-119 – Buffer Overflow
View allSame technique Denial Of Service
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External POC / Exploit Code
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