openEuler update for proftpd

1) Out-of-bounds read

EUVDB-ID: #VU84847

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-51713

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within the make_ftp_cmd() function in main.c. A remote user can pass a specially crafted command to the server, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS SP3

proftpd-postgresql: before 1.3.8b-2

proftpd-utils: before 1.3.8b-2

proftpd-devel: before 1.3.8b-2

proftpd-ldap: before 1.3.8b-2

proftpd-mysql: before 1.3.8b-2

proftpd-debugsource: before 1.3.8b-2

proftpd-sqlite: before 1.3.8b-2

proftpd-debuginfo: before 1.3.8b-2

proftpd: before 1.3.8b-2

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1075

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.