pmmp PocketMine-MP up to 3.15.3 InventoryTransaction findResultItem resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k2.08+

Summaryinfo

A vulnerability labeled as problematic has been found in pmmp PocketMine-MP up to 3.15.3. The affected element is the function findResultItem of the component InventoryTransaction. Such manipulation leads to resource consumption. This vulnerability is documented as CVE-2020-37277. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in pmmp PocketMine-MP up to 3.15.3 and classified as problematic. Affected by this issue is the function findResultItem of the component InventoryTransaction. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

PocketMine-MP versions before 3.15.4 contain a denial of service vulnerability in the InventoryTransaction component's findResultItem() method. Malicious clients can send specially crafted InventoryTransactionPackets with multiple conflicting pathways to cause exponential processing complexity, freezing the server.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-37277 since 09/05/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 3.15.4 eliminates this vulnerability.

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Productinfo

Vendor

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Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

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

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PocketMine-MP 3.15.4

Timelineinfo

09/05/2026 CVE reserved
09/06/2026 +1 days Advisory disclosed
09/06/2026 +0 days VulDB entry created
09/06/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-37277 (🔒)
GCVE (CVE): GCVE-0-2020-37277
GCVE (VulDB): GCVE-100-399416

Entryinfo

Created: 09/06/2026 14:20
Changes: 09/06/2026 14:20 (77)
Complete: 🔍
Cache ID: 216::103

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