Fedora 38 update for tcpreplay



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-4256
CVE-2023-43279
CWE-ID CWE-415
CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

tcpreplay
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Double Free

EUVDB-ID: #VU87648

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-4256

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the tcpedit_dlt_cleanup() function in plugins/dlt_plugins.c. A remote attacker can pass specially crafted data to the application, trigger a double free error and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 38

tcpreplay: before 4.4.4-5.fc38

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2024-b3b2a95168


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) NULL pointer dereference

EUVDB-ID: #VU87649

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

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 updates from vendor's repository.

Vulnerable software versions

Fedora: 38

tcpreplay: before 4.4.4-5.fc38

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2024-b3b2a95168


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.



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