PT-2025-48489 · Lightftp · Lightftp

Published 2025-12-01 · Updated 2025-12-06 · CVE-2025-65403

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions LightFTP version 2.0

Description A buffer overflow exists in the g cfg.MaxUsers component of the software. This flaw allows attackers to potentially cause a Denial of Service (DoS) by providing a specially crafted input.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2025-65403

Affected Products

Lightftp

References · 9

• 🔥 https://shimo.im/docs/9030JMJpv4IM4Nkw · Exploit
• https://osv.dev/vulnerability/CVE-2025-65403 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-65403 · Security Note
• https://github.com/hfiref0x/LightFTP · Note
• https://t.me/cveNotify/144955 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1995558436130509061 · Twitter Post
• https://t.me/CVEtracker/38557 · Telegram Post
• https://twitter.com/dailycve/status/1997094495423480051 · Twitter Post
• https://twitter.com/CVEnew/status/1995529062362534076 · Twitter Post