Moxa OnCell G3100-HSPA up to 1.4 Build 16062919 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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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Moxa OnCell G3100-HSPA up to 1.4 Build 16062919. The impacted element is an unknown function. Executing a manipulation can lead to null pointer dereference. This vulnerability appears as CVE-2018-5449. The attacker needs to be present on the local network. There is no available exploit.

Detailsinfo

A vulnerability has been found in Moxa OnCell G3100-HSPA up to 1.4 Build 16062919 (Automation Software) and classified as problematic. This vulnerability affects some unknown functionality. 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. CVE summarizes:

A NULL Pointer Dereference issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application does not check for a NULL value, allowing for an attacker to perform a denial of service attack.

The bug was discovered 01/12/2018. The weakness was presented 03/05/2018 (Website). The advisory is shared for download at ics-cert.us-cert.gov. This vulnerability was named CVE-2018-5449 since 01/12/2018. The exploitation appears to be easy. The attack can only be initiated within the local network. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 52 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-114089 and VDB-114090 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2018 🔍
01/12/2018 +0 days 🔍
03/05/2018 +52 days 🔍
03/05/2018 +0 days 🔍
03/06/2018 +1 days 🔍
01/10/2020 +675 days 🔍

Sourcesinfo

Vendor: moxa.com

Advisory: ics-cert.us-cert.gov
Status: Not defined

CVE: CVE-2018-5449 (🔍)
GCVE (CVE): GCVE-0-2018-5449
GCVE (VulDB): GCVE-100-114088
See also: 🔍

Entryinfo

Created: 03/06/2018 07:59
Updated: 01/10/2020 15:32
Changes: 03/06/2018 07:59 (57), 01/10/2020 15:32 (1)
Complete: 🔍
Cache ID: 216::103

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