What is the CVSS score of CVE-2018-16770?

CVE-2018-16770 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.3%.

Is there a public PoC exploit available for CVE-2018-16770?

Yes, a public proof-of-concept exploit is available for CVE-2018-16770. Prioritise patching immediately. EPSS: 1.3%.

Webassembly Virtual Machine CVE-2018-16770

HIGH

2018-09-10 cve@mitre.org

Denial Of Service Webassembly Virtual Machine

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 10, 2018 - 04:29 nvd

HIGH 8.8

DescriptionNVD

AnalysisAI

In WAVM through 2018-07-26, a crafted file sent to the WebAssembly Virtual Machine may cause a denial of service (application crash) or possibly have unspecified other impact because a certain. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

In WAVM through 2018-07-26, a crafted file sent to the WebAssembly Virtual Machine may cause a denial of service (application crash) or possibly have unspecified other impact because a certain new_allocator allocate call fails. Affected products include: Webassembly Virtual Machine Project Webassembly Virtual Machine. Version information: through 2018.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.