Buffer Overflow in pycrypto · CVE-2013-7459 · GitHub Advisory Database · GitHub

Buffer Overflow in pycrypto

Critical severity GitHub Reviewed Published Dec 14, 2018 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

pycrypto (pip)

Affected versions

<= 2.6.1

Patched versions

None

Description

Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py.

References

Published to the GitHub Advisory Database Dec 14, 2018

Reviewed Jun 16, 2020

Last updated Jan 9, 2023

Severity

Critical

9.8

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H