VDB-147610 · CVE-2019-18211 · GCVE-0-2019-18211

Orckestra C1 CMS up to 6.6 Deserialization Composite.dll EntityTokenSerializer deserialization

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Orckestra C1 CMS up to 6.6. Affected by this issue is the function EntityTokenSerializer in the library Composite.dll of the component Deserialization. Executing a manipulation can lead to deserialization. This vulnerability is registered as CVE-2019-18211. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Orckestra C1 CMS up to 6.6 (Content Management System). This vulnerability affects the function EntityTokenSerializer in the library Composite.dll of the component Deserialization. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Orckestra C1 CMS through 6.6. The EntityTokenSerializer class in Composite.dll is prone to unvalidated deserialization of wrapped BinaryFormatter payloads, leading to arbitrary remote code execution for any low-privilege user.

The weakness was published 12/23/2019. This vulnerability was named CVE-2019-18211 since 10/19/2019. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation needs a single authentication. Technical details are known, but there is no available exploit.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Content Management System

Vendor

Orckestra

Name

C1 CMS

Version

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/19/2019 🔍
12/23/2019 +65 days 🔍
12/24/2019 +1 days 🔍
03/16/2024 +1544 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2019-18211 (🔍)
GCVE (CVE): GCVE-0-2019-18211
GCVE (VulDB): GCVE-100-147610

Entryinfo

Created: 12/24/2019 07:40
Updated: 03/16/2024 14:15
Changes: 12/24/2019 07:40 (37), 12/24/2019 07:45 (18), 03/16/2024 14:15 (3)
Complete: 🔍
Cache ID: 216::103