A vulnerability classified as critical has been found in Creolabs Gravity 1.0. This affects an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Creolabs Gravity Version: 1.0 Heap Overflow Potential Code Execution. By creating a large loop whiling pushing data to a buffer, we can break out of the bounds checking of that buffer. When list.join is called on the data it will read past a buffer resulting in a Heap-Buffer-Overflow.

The bug was discovered 04/26/2017. The weakness was presented 11/17/2017 (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2017-1000173 since 11/16/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 204 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.

See VDB-109592 for similar entry.

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• Creolabs

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• Gravity

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• 1.0

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• 🔍

CPE 2.2info

• 🔍

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