Multiple vulnerabilities in Tcpreplay

Published: 2024-03-20

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-43279 CVE-2023-4256
CWE-ID	CWE-476 CWE-415
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Tcpreplay Client/Desktop applications / Other client software
Vendor	AppNeta

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU87649

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-43279

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the mask_cidr6 component in cidr.c. A remote attacker can trigger denial of service conditions via crafted tcprewrite command.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Tcpreplay: 4.4.3 - 4.4.4

External links

http://github.com/appneta/tcpreplay/issues/824
http://github.com/GabrielGanne/tcpreplay/commit/a0b6d847f468217b8fd675f788e6eca74a21a90c

Q & A

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.

2) Double Free

EUVDB-ID: #VU87648