MikroTik RouterOS up to 6.46 Resolver memory corruption

Summaryinfo

A vulnerability described as critical has been identified in MikroTik RouterOS up to 6.46. Affected by this vulnerability is an unknown functionality of the component Resolver. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2020-20249. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MikroTik RouterOS up to 6.46 (Router Operating System). Affected by this issue is an unknown code block of the component Resolver. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability.

The weakness was shared 07/20/2021. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-20249. There are neither technical details nor an exploit publicly available.

Upgrading to version 6.47 eliminates this vulnerability.

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Productinfo

Type

• Router Operating System

Vendor

• MikroTik

Name

• RouterOS

Version

• 6.0
• 6.1
• 6.2
• 6.3
• 6.4
• 6.5
• 6.6
• 6.7
• 6.8
• 6.9
• 6.10
• 6.11
• 6.12
• 6.13
• 6.14
• 6.15
• 6.16
• 6.17
• 6.18
• 6.19
• 6.20
• 6.21
• 6.22
• 6.23
• 6.24
• 6.25
• 6.26
• 6.27
• 6.28
• 6.29
• 6.30
• 6.31
• 6.32
• 6.33
• 6.34
• 6.35
• 6.36
• 6.37
• 6.38
• 6.39
• 6.40
• 6.41
• 6.42
• 6.43
• 6.44
• 6.45
• 6.46

License

• commercial

CPE 2.3info

• 🔍
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CPE 2.2info

• 🔍
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Entryinfo

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