CVE-2020-15690 Information

Description

In Nim before 1.2.6 the standard library asyncftpclient lacks a check for whether a message contains a newline character.

CVSS Vector

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

Reference

https://github.com/nim-lang/Nim/compare/v1.2.4…v1.2.6 https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/asyncftpclient.nim#L145 https://consensys.net/diligence/vulnerabilities/nim-asyncftpd-crlf-injection/ https://github.com/tintinweb/pub/tree/master/pocs/cve-2020-15690 http://www.openwall.com/lists/oss-security/2021/02/04/3

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8