Amcrest Camera/NVR Service Port 37777 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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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Amcrest Camera and NVR. Affected by this issue is some unknown functionality of the component Service Port 37777. The manipulation results in null pointer dereference. This vulnerability is known as CVE-2020-5736. It is possible to launch the attack remotely. No exploit is available. Applying restrictive firewalling is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Amcrest Camera and NVR (affected version unknown). Affected is an unknown functionality of the component Service Port 37777. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. CVE summarizes:

Amcrest cameras and NVR are vulnerable to a null pointer dereference over port 37777. An authenticated remote attacker can abuse this issue to crash the device.

The weakness was published 04/08/2020. This vulnerability is traded as CVE-2020-5736 since 01/06/2020. The exploitability is told to be easy. It is possible to launch the attack remotely. The successful exploitation needs a authentication. There are neither technical details nor an exploit publicly available.

It is possible to mitigate the weakness by firewalling 37777.

Similar entry is available at VDB-152999. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
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: Yes

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: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

01/06/2020 🔍
04/08/2020 +93 days 🔍
04/09/2020 +1 days 🔍
05/18/2024 +1500 days 🔍

Sourcesinfo

Advisory: tenable.com
Status: Not defined

CVE: CVE-2020-5736 (🔍)
GCVE (CVE): GCVE-0-2020-5736
GCVE (VulDB): GCVE-100-153000
See also: 🔍

Entryinfo

Created: 04/09/2020 10:47
Updated: 05/18/2024 08:50
Changes: 04/09/2020 10:47 (37), 04/09/2020 10:52 (17), 05/18/2024 08:50 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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