CVE-2018-15560 Information

Description

PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c related to the AESNI_encrypt and AESNI_decrypt functions leading to the mishandling of messages shorter than 16 bytes.

CVSS Vector

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

Reference

https://github.com/Legrandin/pycryptodome/issues/198 https://whitehatck01.blogspot.com/2018/08/integer-overflow-vulnerability-in.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5