CVE-2023-48105

Name: CVE-2023-48105
Creator: NVD / NIST
Published: 2023-11-22T23:15:10.617+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.29%

Last modified Jun 17, 2026

CVE-2023-48105 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An heap overflow vulnerability was discovered in Bytecode alliance wasm-micro-runtime v.1.2.3 allows a remote attacker to cause a denial of service via the wasm_loader_prepare_bytecode function in core/iwasm/interpreter/wasm_loader.c.. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

An heap overflow vulnerability was discovered in Bytecode alliance wasm-micro-runtime v.1.2.3 allows a remote attacker to cause a denial of service via the wasm_loader_prepare_bytecode function in core/iwasm/interpreter/wasm_loader.c.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.29%

66.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Bytecodealliance	Webassembly Micro Runtime	1.2.3

References

http://bytecode.comNot Applicable
http://wasm-micro-runtime.comBroken Link
https://github.com/bytecodealliance/wasm-micro-runtime/issues/2726Exploit, Issue Tracking, Patch
https://github.com/bytecodealliance/wasm-micro-runtime/pull/2734/commits/4785d91b16dd49c09a96835de2d9c7b077543fa4Patch
http://bytecode.comNot Applicable
http://wasm-micro-runtime.comBroken Link
https://github.com/bytecodealliance/wasm-micro-runtime/issues/2726Exploit, Issue Tracking, Patch
https://github.com/bytecodealliance/wasm-micro-runtime/pull/2734/commits/4785d91b16dd49c09a96835de2d9c7b077543fa4Patch

Timeline

Published: Nov 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-48105?

How severe is CVE-2023-48105?

CVE-2023-48105 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2023-48105?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-48105?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST