CVE Database›CVE-2023-36049

CVE-2023-36049

dotnet: Arbitrary File Write and Deletion Vulnerability: FormatFtpCommand

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Severity

Moderate

Red Hat Product Security

9.8

CVSS 3.1

Review impact separately from score.

Published · November 14, 2023

Updated · November 3, 2026

Description

A vulnerability was found in FormatFtpCommand in the .NET package that may result in a CRLF injection arbitrary file write and deletion.

Statement

The vulnerability identified in FormatFtpCommand within the .NET package presents a moderate severity concern rather than an important one due to several mitigating factors. Firstly, while it allows for CRLF (Carriage Return Line Feed) injection, enabling potential arbitrary file write and deletion, its impact is limited by the context in which it can be exploited. The injection occurs within the FTP command formatting process, requiring an attacker to have authenticated access to the FTP server, thereby narrowing the pool of potential exploiters. Furthermore, successful exploitation relies on the specific implementation of the FTP server, as not all configurations may be susceptible to the arbitrary file manipulation.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-94 · Improper Control of Generation of Code