CVE-2023-42374

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary...

9.8 Critical

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.34%Up 1.3 points since Feb 13, 2024

What each source reports

NVD Score used 9.8

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Record: CVE-2023-42374
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-94
Updated: 2026-11-02

CVE List 9.8

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Record: CVE-2023-42374
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-94
Updated: 2026-11-02

EUVDEUVD-2023-46827 9.8

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Record: EUVD-2023-46827
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-f9x8-85w7-chxv 9.8

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary...

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Record: GHSA-f9x8-85w7-chxv
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-94
Updated: 2026-11-02

OSV 9.8

An issue in mystenlabs Sui Blockchain before v.1.6.3 allow a remote attacker to execute arbitrary code and cause a denial of service via a crafted compressed script to the Sui node component.

Record: CVE-2023-42374
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

History

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

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

In short

CVE-2023-42374 is a critical vulnerability (CVSS 9.8) in Mystenlabs Sui, published February 13, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.34%, the 71st 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

History

In short

References