What is the CVSS score of CVE-2022-23884?

CVE-2022-23884 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.5%.

Is there a public PoC exploit available for CVE-2022-23884?

Yes, a public proof-of-concept exploit is available for CVE-2022-23884. Prioritise patching immediately. EPSS: 2.5%.

Bedrock Server CVE-2022-23884

CRITICAL

Integer Overflow or Wraparound (CWE-190)

2022-03-28 cve@mitre.org

Integer Overflow Buffer Overflow Bedrock Server

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 28, 2022 - 13:15 nvd

CRITICAL 9.8

DescriptionNVD

Mojang Bedrock Dedicated Server 1.18.2 is affected by an integer overflow leading to a bound check bypass caused by PurchaseReceiptPacket::_read (packet deserializer).

AnalysisAI

Mojang Bedrock Dedicated Server 1.18.2 is affected by an integer overflow leading to a bound check bypass caused by PurchaseReceiptPacket::_read (packet deserializer). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Mojang Bedrock Dedicated Server 1.18.2 is affected by an integer overflow leading to a bound check bypass caused by PurchaseReceiptPacket::_read (packet deserializer). Affected products include: Minecraft Bedrock Server.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.