ConnMan up to 1.38 dnsproxy stack-based overflow

Summaryinfo

A vulnerability marked as critical has been reported in ConnMan up to 1.38. This affects an unknown function of the component dnsproxy. Performing a manipulation results in stack-based overflow. This vulnerability is identified as CVE-2021-26675. The attack can only be performed from the local network. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in ConnMan up to 1.38. This affects an unknown code of the component dnsproxy. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 02/10/2021. It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2021-26675. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 1.39 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• ConnMan

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.36
• 1.37
• 1.38

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

• 🔍
• 🔍
• 🔍

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CVSSv3info

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Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

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