CMS Made Simple 2.2.8 filepicker Parameter 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 (≈)
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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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in CMS Made Simple 2.2.8. This vulnerability affects unknown code of the component filepicker. Performing a manipulation as part of Parameter results in code injection. This vulnerability is known as CVE-2019-9057. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in CMS Made Simple 2.2.8 (Content Management System). This affects an unknown code of the component filepicker. The manipulation as part of a Parameter leads to a code injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in CMS Made Simple 2.2.8. In the module FilePicker, it is possible to reach an unserialize call with an untrusted parameter, and achieve authenticated object injection.

The bug was discovered 03/06/2019. The weakness was published 03/26/2019 (Website). The advisory is shared at cmsmadesimple.org. This vulnerability is uniquely identified as CVE-2019-9057 since 02/23/2019. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 20 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-132463, VDB-132464, VDB-132466 and VDB-132467. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/23/2019 🔍
03/06/2019 +11 days 🔍
03/26/2019 +20 days 🔍
03/27/2019 +1 days 🔍
05/21/2020 +421 days 🔍

Sourcesinfo

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

CVE: CVE-2019-9057 (🔍)
GCVE (CVE): GCVE-0-2019-9057
GCVE (VulDB): GCVE-100-132465
See also: 🔍

Entryinfo

Created: 03/27/2019 08:28
Updated: 05/21/2020 18:37
Changes: 03/27/2019 08:28 (57), 05/21/2020 18:37 (2)
Complete: 🔍
Cache ID: 216:701:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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