Post-Authentication Buffer Overflow in freeFTPd by freeFTPd Team
CVE-2019-19383

8.8HIGH

Key Information:

Vendor

Freeftpd

Status
Freeftpd
Vendor
CVE Published:
3 December 2019

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 26%

What is CVE-2019-19383?

freeFTPd 1.0.8 is susceptible to a post-authentication buffer overflow triggered by a specially crafted SIZE command. This vulnerability can be exploited even when logging is disabled, allowing malicious actors to potentially execute arbitrary code. It highlights the need for users to update to secure versions and implement protective measures against such vulnerabilities.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2019-19383
Created by killvxk

References

https://github.com/m0rph-1/CVE-2019-19383
x_refsource_MISC

EPSS Score

26% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.