Denial of service in pure-ftpd



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-48208
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Pure-FTPd
Server applications / File servers (FTP/HTTP)

Vendor PureFTPd.org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU111721

Risk: Medium

CVSSv4.0: 5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-48208

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 domlsd() function in ls.c. A remote user can trigger an out-of-bounds read error and read contents of memory on the system or crash the FTP server.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Pure-FTPd: 1.0 - 1.0.51

CPE2.3 External links

https://github.com/jedisct1/pure-ftpd/pull/176


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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