THULAC up to 2018-02-25 libthulac.so BasicModel null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability classified as problematic was found in THULAC up to 2018-02-25. Affected by this vulnerability is the function BasicModel of the file libthulac.so. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

An issue was discovered in libthulac.so in THULAC through 2018-02-25. A NULL pointer dereference can occur in the BasicModel class in include/cb_model.h.

The bug was discovered 07/17/2018. The weakness was disclosed 07/23/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-14562 since 07/23/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 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.

The entries VDB-122080, VDB-122079 and VDB-122078 are pretty similar.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/17/2018 🔍
07/23/2018 +5 days 🔍
07/23/2018 +0 days 🔍
07/23/2018 +0 days 🔍
07/23/2018 +0 days 🔍
04/25/2023 +1737 days 🔍

Sourcesinfo

Advisory: 35
Status: Not defined

CVE: CVE-2018-14562 (🔍)
See also: 🔍

Entryinfo

Created: 07/23/2018 06:18 PM
Updated: 04/25/2023 10:29 AM
Changes: 07/23/2018 06:18 PM (57), 03/09/2020 02:35 PM (1), 04/25/2023 10:29 AM (3)
Complete: 🔍
Cache ID: 18:768:40

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