CVE-2023-46332

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead...

5.5 Medium

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.29%Up 0.2 points since Oct 24, 2023

What each source reports

NVD Score used 5.5

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: CVE-2023-46332
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: CVE-2023-46332
Updated: 2026-11-02

EUVDEUVD-2023-50552 No score

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: EUVD-2023-50552
Updated: 2026-11-03

GitHub AdvisoriesGHSA-pjgq-qrmj-w46x 5.5

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead...

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: GHSA-pjgq-qrmj-w46x
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-787
Updated: 2026-11-02

OSVDEBIAN-CVE-2023-46332 5.5

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: DEBIAN-CVE-2023-46332
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVPYSEC-2023-320 5.5

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: PYSEC-2023-320
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2023-46332 5.5

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: UBUNTU-CVE-2023-46332
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSV No score

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Record: CVE-2023-46332
Updated: 2026-11-02

Affected products

webassembly binary toolkit

Affected packages

Affected packages
Package	Affected	Fixed
`wabt` Debian:12	All versions, plus listed versions 1.0.32-11.0.33-11.0.34+dsfg+~cs1.0.32-11.0.34+dsfg2+~cs1.0.32-11.0.34+dsfg2+~cs1.0.32-2 Show 9 moreShow less 1.0.34+dsfg2+~cs1.0.32-31.0.34+dsfg2+~cs1.0.32-41.0.34-11.0.36+dfsg+~cs1.0.36-11.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2	None known
`wabt` Debian:13	All versions, plus listed versions 1.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2	None known
`wabt` Debian:14	All versions, plus listed versions 1.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2	None known
`wabt` PyPI	through 1.0.33, plus listed versions 0.10.1.10.1.2	None known
`wabt` Ubuntu:20.04:LTS	All versions, plus listed versions 1.0.11-11.0.12-11.0.13-11.0.13-1build1	None known
`wabt` Ubuntu:22.04:LTS	All versions, plus listed versions 1.0.20-11.0.24-11.0.24-21.0.25-11.0.26-11.0.27-1	None known
`wabt` Ubuntu:24.04:LTS	All versions, plus listed versions 1.0.33-11.0.34-11.0.34+dsfg2+~cs1.0.32-1ubuntu11.0.34+dsfg2+~cs1.0.32-1ubuntu2	None known
`wabt` Ubuntu:25.10	All versions, plus listed versions 1.0.34+dsfg2+~cs1.0.32-1ubuntu21.0.36+dfsg+~cs1.0.36-2ubuntu1	None known
`wabt` Ubuntu:26.10	All versions, plus listed versions 1.0.36+dfsg+~cs1.0.36-2ubuntu11.0.36+dfsg+~cs1.0.36-2ubuntu4	None known
`wabt` Ubuntu:26.04:LTS	All versions, plus listed versions 1.0.36+dfsg+~cs1.0.36-2ubuntu1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-46332 is a medium vulnerability (CVSS 5.5) in Webassembly Binary Toolkit, published October 23, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 22nd percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

Affected packages

History

In short

References