CVE-2016-5636 Information

Description

Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12 3.x before 3.4.5 and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value which triggers a heap-based buffer overflow.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html http://rhn.redhat.com/errata/RHSA-2016-2586.html http://www.openwall.com/lists/oss-security/2016/06/15/15 http://www.openwall.com/lists/oss-security/2016/06/16/1 http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html http://www.securityfocus.com/bid/91247 http://www.securitytracker.com/id/1038138 http://www.splunk.com/view/SP-CAAAPSV http://www.splunk.com/view/SP-CAAAPUE https://bugs.python.org/issue26171 https://docs.python.org/3.4/whatsnew/changelog.htmlpython-3-4-5 https://docs.python.org/3.5/whatsnew/changelog.htmlpython-3-5-2 https://hg.python.org/cpython/raw-file/v2.7.12/Misc/NEWS https://lists.debian.org/debian-lts-announce/2019/02/msg00011.html https://security.gentoo.org/glsa/201701-18

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