Fedora EPEL 6 update for tcpreplay

Published: 2020-10-21 | Updated: 2025-04-25

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-24265 CVE-2020-24266
CWE-ID	CWE-122
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) Heap-based buffer overflow

EUVDB-ID: #VU53694

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-2020-24265

CWE-ID: CWE-122 - Heap-based Buffer Overflow

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 MemcmpInterceptorCommon() function in tcpprep. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and crash the application.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 6.0

tcpreplay: before 4.3.3-3.el6

CPE2.3

External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-b21ed088ad

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) Heap-based buffer overflow

EUVDB-ID: #VU53695