Steven Jones context up to 7.x-3.x json_decode code injection

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Steven Jones context up to 7.x-3.x. Affected by this issue is the function json_decode. Such manipulation leads to code injection. This vulnerability is referenced as CVE-2013-4446. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Steven Jones context up to 7.x-3.x and classified as critical. Affected by this issue is the function json_decode. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The _json_decode function in plugins/context_reaction_block.inc in the Context module 6.x-2.x before 6.x-3.2 and 7.x-3.x before 7.x-3.0 for Drupal, when using a version of PHP that does not support the json_decode function, allows remote attackers to execute arbitrary PHP code via unspecified vectors related to Ajax operations, possibly involving eval injection.

The weakness was published 12/07/2013 (Website). The advisory is shared for download at drupal.org. This vulnerability is handled as CVE-2013-4446 since 06/12/2013. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

The vulnerability scanner Nessus provides a plugin with the ID 70864 (Fedora 20 : drupal7-context-3.1-1.fc20 (2013-20942)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

Upgrading to version 6.x-3.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (70864), SecurityFocus (BID 63171†) and Vulnerability Center (SBV-42363†). Similar entry is available at VDB-65659. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 70864
Nessus Name: Fedora 20 : drupal7-context-3.1-1.fc20 (2013-20942)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 867070
OpenVAS Name: Fedora Update for drupal7-context FEDORA-2013-20965
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: context 6.x-3.0

Timelineinfo

06/12/2013 🔍
10/16/2013 +126 days 🔍
11/25/2013 +40 days 🔍
12/07/2013 +12 days 🔍
12/07/2013 +0 days 🔍
03/24/2015 +472 days 🔍
01/11/2022 +2485 days 🔍

Sourcesinfo

Advisory: drupal.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4446 (🔍)
GCVE (CVE): GCVE-0-2013-4446
GCVE (VulDB): GCVE-100-65660
SecurityFocus: 63171
Vulnerability Center: 42363 - Drupal Remote Code Execution Vulnerability via Manipulation of a URL Argument in an AJAX Operations Path, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/11/2022 08:53
Changes: 03/24/2015 15:54 (63), 05/15/2017 11:56 (2), 01/11/2022 08:53 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!