SnakeYAML YAML File Parser stack-based overflow

Summaryinfo

A vulnerability marked as critical has been reported in SnakeYAML. This affects an unknown part of the component YAML File Parser. The manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2022-38751. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in SnakeYAML (the affected version is unknown) and classified as critical. This issue affects an unknown code of the component YAML File Parser. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is availability. The summary by CVE is:

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow.

The weakness was shared 09/05/2022 as 530. The advisory is shared at bitbucket.org. The identification of this vulnerability is CVE-2022-38751 since 08/25/2022. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

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• SnakeYAML

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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