Fedora EPEL 7 update for tcpreplay



Published: 2024-03-20
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
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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

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-2023-4256

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: 7

tcpreplay: before 4.4.4-5.el7

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-27eced8f48


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

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 updates from vendor's repository.

Vulnerable software versions

Fedora: 7

tcpreplay: before 4.4.4-5.el7

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-27eced8f48


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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