CVE-2014-4616

MEDIUM

Description

Array index error in the scanstring function in the _json module in Python 2.7 through 3.5 and simplejson before 2.6.1 allows context-dependent attackers to read arbitrary process memory via a negative index value in the idx argument to the raw_decode function.

References

http://bugs.python.org/issue21529

http://lists.opensuse.org/opensuse-updates/2014-07/msg00015.html

http://openwall.com/lists/oss-security/2014/06/24/7

http://rhn.redhat.com/errata/RHSA-2015-1064.html

http://www.securityfocus.com/bid/68119

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=752395

https://bugzilla.redhat.com/show_bug.cgi?id=1112285

https://hackerone.com/reports/12297

https://security.gentoo.org/glsa/201503-10

Details

Source: MITRE

Published: 2017-08-24

Updated: 2018-10-30

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.9

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

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM