Vulnerability Name:

CVE-2014-4616 (CCN-93933)

Assigned:2014-05-19
Published:2014-05-19
Updated:2022-07-13
Summary: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.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
3.2 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.0 Medium (REDHAT CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:N/A:P)
3.0 Low (REDHAT Temporal CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-129
CWE-119
Vulnerability Consequences:Obtain Information
References:Source: CONFIRM
Type: Issue Tracking, Vendor Advisory
http://bugs.python.org/issue21529

Source: MITRE
Type: CNA
CVE-2014-4616

Source: SUSE
Type: Mailing List, Third Party Advisory
openSUSE-SU-2014:0890

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20140624 Re: CVE request: python: _json module is vulnerable to arbitrary process memory read

Source: REDHAT
Type: Third Party Advisory
RHSA-2015:1064

Source: CCN
Type: oss-security Mailing List, Mon 23 Jun 2014
CVE request: python: _json module is vulnerable to arbitrary process memory read

Source: CCN
Type: IBM Security Bulletin T1023439 (PowerKVM)
Multiple vulnerabilities in Python affect PowerKVM

Source: CCN
Type: OSVDB ID: 108354
Python _json module Negative Index Value Handling Local Process Memory Disclosure

Source: CCN
Type: Python Web site
Python Programming Language

Source: BID
Type: Third Party Advisory, VDB Entry
68119

Source: CCN
Type: BID-68119
Python JSON Module '_json.c' Local Information Disclosure Vulnerability

Source: MISC
Type: Issue Tracking, Mailing List, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=752395

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1112285

Source: XF
Type: UNKNOWN
python-json-cve20144616-info-disc(93933)

Source: MISC
Type: Exploit, Patch, Third Party Advisory
https://hackerone.com/reports/12297

Source: GENTOO
Type: Patch, Third Party Advisory, VDB Entry
GLSA-201503-10

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-4616

Vulnerable Configuration:Configuration 1:
  • cpe:/a:python:python:*:*:*:*:*:*:*:* (Version >= 3.3.0 and < 3.3.6)
  • OR cpe:/a:python:python:*:*:*:*:*:*:*:* (Version >= 2.7.0 and < 2.7.7)
  • OR cpe:/a:python:python:*:*:*:*:*:*:*:* (Version >= 3.0.0 and < 3.2.6)
  • OR cpe:/a:python:python:*:*:*:*:*:*:*:* (Version >= 3.4.0 and < 3.4.1)

    • Configuration 2:
  • cpe:/a:simplejson_project:simplejson:*:*:*:*:*:python:*:* (Version < 2.6.1)

    • Configuration 3:
  • cpe:/o:opensuse_project:opensuse:12.3:*:*:*:*:*:*:*
  • OR cpe:/o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:python:python:2.7.5:*:*:*:*:*:*:*
  • OR cpe:/a:python:python:2.7.6:-:*:*:*:*:*:*
  • OR cpe:/a:python:python:3.3.5:-:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:powerkvm:2.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:powerkvm:3.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.trusty:def:20144616000
    V
    		CVE-2014-4616 on Ubuntu 14.04 LTS (trusty) - low.
    2017-08-24
    oval:org.opensuse.security:def:20144616
    V
    		CVE-2014-4616
    2017-03-01
    oval:com.redhat.rhsa:def:20152101
    P
    		RHSA-2015:2101: python security, bug fix, and enhancement update (Moderate)
    2015-11-19
    oval:com.ubuntu.precise:def:20144616000
    V
    		CVE-2014-4616 on Ubuntu 12.04 LTS (precise) - low.
    2014-06-26
    BACK
    python python *
    python python *
    python python *
    python python *
    simplejson_project simplejson *
    opensuse_project opensuse 12.3
    opensuse opensuse 13.1
    python python 2.7.5
    python python 2.7.6
    python python 3.3.5 -
    ibm powerkvm 2.1
    ibm powerkvm 3.1