CVE-2019-11365

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based buffer overflow due to an insecurely implemented strncpy call. The vulnerability is triggered by sending an error packet of 3 bytes or fewer. There are multiple instances of this vulnerable strncpy pattern within the code base, specifically within tftpd_file.c, tftp_file.c, tftpd_mtftp.c, and tftp_mtftp.c.

Fue encontrado un problema en atftpd en atftp versión 0.7.1. Un atacante remoto puede enviar un paquete creado activando un desbordamiento de búfer en la region stak de memoria debido a una llamada de Strncpy implementada de forma no segura. La vulnerabilidad se activa al enviar un paquete de error de 3 bytes o menos. se presenta multiples peticiones de este patrón vulnerable strncpy dentro de la base de código, específicamente dentro de tftpd_file.c, tftp_file.c, tftpd_mtftp.c, y tftp_mtftp.c.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-04-20 CVE Reserved
2019-04-20 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-10-20 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (7)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2019/05/msg00012.html	Mailing List
https://seclists.org/bugtraq/2019/May/16	Mailing List

URL	Date	SRC
https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilities	2024-08-04

URL	Date	SRC
https://sourceforge.net/p/atftp/code/ci/abed7d245d8e8bdfeab24f9f7f55a52c3140f96b	2020-09-28

URL	Date	SRC
https://security.gentoo.org/glsa/202003-14	2020-09-28
https://usn.ubuntu.com/4540-1	2020-09-28
https://www.debian.org/security/2019/dsa-4438	2020-09-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Atftp Project Search vendor "Atftp Project"		Atftp Search vendor "Atftp Project" for product "Atftp"				0.7.1 Search vendor "Atftp Project" for product "Atftp" and version "0.7.1"		-		Affected