Fedora 31 update for pure-ftpd



| Updated: 2025-04-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-20176
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
Fedora
Operating systems & Components / Operating system

pure-ftpd
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU25671

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U/U:Clear]

CVE-ID: CVE-2019-20176

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to a stack exhaustion issue in the listdir() function in ls.c. A remote authenticated user can use a specially crafted LS command to perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 31

pure-ftpd: before 1.0.49-3.fc31

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2020-74b71e5873


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.



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