NoMachine App up to 5.0.63 on Android Environment Variable input validation

Summaryinfo

A vulnerability was found in NoMachine App up to 5.0.63 on Android. It has been classified as problematic. The affected element is an unknown function of the component Environment Variable Handler. The manipulation leads to input validation. This vulnerability is traded as CVE-2018-0664. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in NoMachine App up to 5.0.63 on Android (Android App Software). It has been rated as critical. This issue affects an unknown code block of the component Environment Variable Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in NoMachine App for Android 5.0.63 and earlier allows attackers to alter environment variables via unspecified vectors.

The bug was discovered 08/17/2018. The weakness was shared 09/04/2018 (Website). The advisory is shared at jvn.jp. The identification of this vulnerability is CVE-2018-0664 since 11/26/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 18 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.

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

Productinfo

Type

• Android App Software

Name

• NoMachine App

Version

• 5.0.0
• 5.0.1
• 5.0.2
• 5.0.3
• 5.0.4
• 5.0.5
• 5.0.6
• 5.0.7
• 5.0.8
• 5.0.9
• 5.0.10
• 5.0.11
• 5.0.12
• 5.0.13
• 5.0.14
• 5.0.15
• 5.0.16
• 5.0.17
• 5.0.18
• 5.0.19
• 5.0.20
• 5.0.21
• 5.0.22
• 5.0.23
• 5.0.24
• 5.0.25
• 5.0.26
• 5.0.27
• 5.0.28
• 5.0.29
• 5.0.30
• 5.0.31
• 5.0.32
• 5.0.33
• 5.0.34
• 5.0.35
• 5.0.36
• 5.0.37
• 5.0.38
• 5.0.39
• 5.0.40
• 5.0.41
• 5.0.42
• 5.0.43
• 5.0.44
• 5.0.45
• 5.0.46
• 5.0.47
• 5.0.48
• 5.0.49
• 5.0.50
• 5.0.51
• 5.0.52
• 5.0.53
• 5.0.54
• 5.0.55
• 5.0.56
• 5.0.57
• 5.0.58
• 5.0.59
• 5.0.60
• 5.0.61
• 5.0.62
• 5.0.63

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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