HOMEVULNERABILITIESCVE-2023-42374
CRITICAL

CVE-2023-42374

CWE-94Published: February 13, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

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.

NVD Source

Risk Analysis

The Sui Blockchain node component is vulnerable to remote code execution and denial of service via crafted compressed scripts. This critical vulnerability has a CVSS score of 9.8.

No public exploit is known, and it is not in the KEV catalog. It is remotely exploitable with low attack complexity.

Recommended Action

Upgrade the Sui node component to version 1.6.3 or higher.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-42374 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

mystenlabs1 product(s)
sui
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/MystenLabs/sui/commit/42d4ad103a21d23fecd7c0271453da41604e71e9
PATCHhttps://github.com/MystenLabs/sui/commit/42d4ad103a21d23fecd7c0271453da41604e71e9
ADVISORYhttps://beosin.com/resources/%22memory-bomb%22-vulnerability-causes-sui-node-to-crash?lang=en-US
ADVISORYhttps://beosin.com/resources/%22memory-bomb%22-vulnerability-causes-sui-node-to-crash?lang=en-US

All References (6)

→
https://beosin.com/resources/%22memory-bomb%22-vulnerability-causes-sui-node-to-crash?lang=en-USThird Party Advisory
→
https://github.com/MystenLabs/sui/commit/42d4ad103a21d23fecd7c0271453da41604e71e9Patch
→
https://medium.com/%40Beosin_com/memory-bomb-vulnerability-causes-sui-node-to-crash-7e8e3ef5057cBroken Link
→
https://beosin.com/resources/%22memory-bomb%22-vulnerability-causes-sui-node-to-crash?lang=en-USThird Party Advisory
→
https://github.com/MystenLabs/sui/commit/42d4ad103a21d23fecd7c0271453da41604e71e9Patch
→
https://medium.com/%40Beosin_com/memory-bomb-vulnerability-causes-sui-node-to-crash-7e8e3ef5057cBroken Link

Quick Facts

CVE IDCVE-2023-42374
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-94
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 13, 2024

Related CVEs (CWE-94)

CVE-2024-21577
10.0
CVE-2024-50707
10.0
CVE-2008-4502
10.0
CVE-2024-50704
10.0
CVE-2008-2888
10.0
CVE-2024-21576
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-42374 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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