What is the CVSS score of CVE-2019-18954?

CVE-2019-18954 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 1.2%.

Is there a public PoC exploit available for CVE-2019-18954?

Yes, a public proof-of-concept exploit is available for CVE-2019-18954. Prioritise patching immediately. EPSS: 1.2%.

Is there a patch available for CVE-2019-18954?

Yes, a patch is available for CVE-2019-18954. Update the affected software to the latest version immediately.

Pomelo CVE-2019-18954

MEDIUM

Exposure of Resource to Wrong Sphere (CWE-668)

2019-11-14 cve@mitre.org

Information Disclosure Pomelo

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

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:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

CVE Published

Nov 14, 2019 - 00:15 nvd

MEDIUM 5.3

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

4 npm packages depend on pomelo (4 direct, 0 indirect)

Ecosystem-wide dependent count for version 2.2.7.

DescriptionNVD

Pomelo v2.2.5 allows external control of critical state data. A malicious user input can corrupt arbitrary methods and attributes in template/game-server/app/servers/connector/handler/entryHandler.js because certain internal attributes can be overwritten via a conflicting name. Hence, a malicious attacker can manipulate internal attributes by adding additional attributes to user input.

AnalysisAI

Pomelo v2.2.5 allows external control of critical state data. Rated medium severity (CVSS 5.3), 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 Exposure of Resource to Wrong Sphere (CWE-668), which allows attackers to access resources from an unintended security context. Pomelo v2.2.5 allows external control of critical state data. A malicious user input can corrupt arbitrary methods and attributes in template/game-server/app/servers/connector/handler/entryHandler.js because certain internal attributes can be overwritten via a conflicting name. Hence, a malicious attacker can manipulate internal attributes by adding additional attributes to user input. Affected products include: Netease Pomelo.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement proper access controls, validate resource access permissions, use security boundaries.