EUVD-2025-18693

| CVE-2025-6274 LOW
2025-06-19 [email protected]
3.3
CVSS 3.1

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

5
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 15, 2026 - 00:08 vuln.today
EUVD ID Assigned
Mar 15, 2026 - 00:08 euvd
EUVD-2025-18693
PoC Detected
Jul 02, 2025 - 18:33 vuln.today
Public exploit code
CVE Published
Jun 19, 2025 - 19:15 nvd
LOW 3.3

Tags

Denial Of Service Ubuntu Debian

Description

A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been classified as problematic. Affected is the function OnDataCount of the file src/interp/binary-reader-interp.cc. The manipulation leads to resource consumption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. A similar issue reported during the same timeframe was disputed by the code maintainer because it might not affect "real world wasm programs". Therefore, this entry might get disputed as well in the future.

Analysis

A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been classified as problematic. Affected is the function OnDataCount of the file src/interp/binary-reader-interp.cc. The manipulation leads to resource consumption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. A similar issue reported during the same timeframe was disputed by the code maintainer because it might not affect "real world wasm programs". Therefore, this entry might get disputed as well in the future.

Technical Context

A denial of service vulnerability allows an attacker to disrupt the normal functioning of a system, making it unavailable to legitimate users. This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400).

Affected Products

Affected products: Webassembly Wabt

Remediation

Implement rate limiting and input validation. Use timeout mechanisms for resource-intensive operations. Deploy DDoS protection where applicable.

Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +16
POC: +20

Vendor Status

Ubuntu

Priority: Medium
wabt
Release Status Version
noble needs-triage -
plucky ignored end of life, was needs-triage
upstream needs-triage -
focal needs-triage -
jammy needs-triage -
oracular ignored end of life, was needs-triage
questing needs-triage -

Debian

wabt
Release Status Fixed Version Urgency
bullseye vulnerable 1.0.20-1 -
bookworm vulnerable 1.0.32-1 -
forky, sid, trixie vulnerable 1.0.36+dfsg+~cs1.0.36-2 -
(unstable) fixed (unfixed) unimportant

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EUVD-2025-18693 vulnerability details – vuln.today
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