A vulnerability classified as critical was found in libLAS 1.8.1. Affected by this vulnerability is the function liblas::SpatialReference::GetGTIF of the file spatialreference.cpp. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

There is a heap-based buffer over-read at liblas::SpatialReference::GetGTIF() (spatialreference.cpp) in libLAS 1.8.1 that will cause a denial of service.

The bug was discovered 11/22/2018. The weakness was presented 12/28/2018 (Website). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2018-20536 since 12/27/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 36 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 128507, 128506 and 128504 for similar entries.

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• libLAS

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• 1.8.1

CPE 2.3info

• 🔍

CPE 2.2info

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