CX-Supervisor up to 3.42 Project File use after free

Summaryinfo

A vulnerability marked as critical has been reported in CX-Supervisor up to 3.42. This vulnerability affects unknown code of the component Project File Handler. The manipulation leads to use after free. This vulnerability is documented as CVE-2018-19017. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in CX-Supervisor up to 3.42 and classified as critical. This issue affects an unknown code of the component Project File Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Several use after free vulnerabilities have been identified in CX-Supervisor (Versions 3.42 and prior). When processing project files, the application fails to check if it is referencing freed memory. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.

The bug was discovered 01/17/2019. The weakness was released 01/22/2019 by mr_me with Zero Day Initiative (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2018-19017 since 11/06/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 5 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.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106654†). Entries connected to this vulnerability are available at VDB-129999, VDB-130000, VDB-130002 and VDB-130284. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• CX-Supervisor

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18
• 3.19
• 3.20
• 3.21
• 3.22
• 3.23
• 3.24
• 3.25
• 3.26
• 3.27
• 3.28
• 3.29
• 3.30
• 3.31
• 3.32
• 3.33
• 3.34
• 3.35
• 3.36
• 3.37
• 3.38
• 3.39
• 3.40
• 3.41
• 3.42

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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Entryinfo

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

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