libLAS 1.8.1 liblas/liblas.hpp liblas::Open resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in libLAS 1.8.1 and classified as problematic. This issue affects the function liblas::Open in the library liblas/liblas.hpp. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

There is memory leak at liblas::Open (liblas/liblas.hpp) in libLAS 1.8.1.

The bug was discovered 11/22/2018. The weakness was disclosed 12/28/2018 (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2018-20540 since 12/27/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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.




CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍



VulDB Base Score: 🔍
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Class: Resource management
CWE: CWE-399 / CWE-404

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


11/22/2018 🔍
12/27/2018 +35 days 🔍
12/28/2018 +1 days 🔍
12/28/2018 +0 days 🔍
12/29/2018 +1 days 🔍
06/22/2023 +1636 days 🔍


Advisory: FEDORA-2020-6dbbecb893
Status: Not defined

CVE: CVE-2018-20540 (🔍)


Created: 12/29/2018 05:35 PM
Updated: 06/22/2023 11:39 AM
Changes: 12/29/2018 05:35 PM (57), 04/24/2020 09:29 PM (1), 06/22/2023 11:39 AM (3)
Complete: 🔍
Cache ID: 34:93D:40


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