Vulnerability identifier: #VU17825
Vulnerability risk: Low
CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-476
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Tcpreplay
Client/Desktop applications /
Other client software
Vendor: AppNeta
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference condition in the get_layer4_v6() function, as defined in the get.c source code file. A remote attacker can send a specially crafted packet capture (pcap) file to the tcpreplay-edit binary, trigger a segmentation fault and cause a DoS condition.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Tcpreplay: 3.4.2 - 4.3.1
External links
http://github.com/appneta/tcpreplay/issues/537
http://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-function-get_layer4_v6-tcpreplay-4-3-1/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.