ConnMan up to 1.39 dnsproxy dnsproxy.c NAME/RDATA/RDLENGTH stack-based overflow

Summaryinfo

A vulnerability was found in ConnMan up to 1.39. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the file dnsproxy.c of the component dnsproxy. Performing a manipulation of the argument NAME/RDATA/RDLENGTH results in stack-based overflow. This vulnerability is known as CVE-2021-33833. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in ConnMan up to 1.39. This affects an unknown function of the file dnsproxy.c of the component dnsproxy. The manipulation of the argument NAME/RDATA/RDLENGTH 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 published 06/10/2021. It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2021-33833. Technical details of the vulnerability 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.

Statistical analysis made it clear that VulDB provides the best quality 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
• 1.39

CPE 2.3info

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CPE 2.2info

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