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ID

VAR-202407-0234


CVE

CVE-2024-39883


TITLE

Delta Electronics CNCSoft-G2 DPAX File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Trust: 1.4

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949

DESCRIPTION

Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process. Delta Electronics, INC. of cncsoft-g2 Exists in an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Electronics CNCSoft-G2

Trust: 3.42

sources: NVD: CVE-2024-39883 // JVNDB: JVNDB-2024-006853 // ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988

IOT TAXONOMY

category:['ICS']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-32988

AFFECTED PRODUCTS

vendor:deltamodel:cncsoft-g2scope: - version: -

Trust: 2.2

vendor:deltawwmodel:cncsoft-g2scope:eqversion:2.0.0.5

Trust: 1.0

vendor:deltamodel:cncsoft-g2scope:eqversion:2.0.0.5

Trust: 0.8

vendor:deltamodel:cncsoft-g2scope:eqversion: -

Trust: 0.8

vendor:deltamodel:electronics cncsoft-g2scope:eqversion:2.0.0.5

Trust: 0.6

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988 // JVNDB: JVNDB-2024-006853 // NVD: CVE-2024-39883

CVSS

SEVERITY

CVSSV2

CVSSV3

ZDI: CVE-2024-39883
value: HIGH

Trust: 1.4

nvd@nist.gov: CVE-2024-39883
value: HIGH

Trust: 1.0

ics-cert@hq.dhs.gov: CVE-2024-39883
value: HIGH

Trust: 1.0

NVD: CVE-2024-39883
value: HIGH

Trust: 0.8

CNVD: CNVD-2024-32988
value: HIGH

Trust: 0.6

CNVD: CNVD-2024-32988
severity: HIGH
baseScore: 7.2
vectorString: AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 3.9
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

ZDI: CVE-2024-39883
baseSeverity: HIGH
baseScore: 7.8
vectorString: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.0

Trust: 1.4

nvd@nist.gov: CVE-2024-39883
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2024-39883
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988 // JVNDB: JVNDB-2024-006853 // NVD: CVE-2024-39883 // NVD: CVE-2024-39883

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

problemtype:CWE-122

Trust: 1.0

problemtype:Out-of-bounds writing (CWE-787) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2024-006853 // NVD: CVE-2024-39883

PATCH

title:Delta Electronics has issued an update to correct this vulnerability.url:https://www.cisa.gov/news-events/ics-advisories/icsa-24-191-01

Trust: 1.4

title:Patch for Delta Electronics CNCSoft-G2 Buffer Overflow Vulnerability (CNVD-2024-32988)url:https://www.cnvd.org.cn/patchInfo/show/571011

Trust: 0.6

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988

EXTERNAL IDS

db:NVDid:CVE-2024-39883

Trust: 4.6

db:ICS CERTid:ICSA-24-191-01

Trust: 2.4

db:JVNid:JVNVU94497573

Trust: 0.8

db:JVNDBid:JVNDB-2024-006853

Trust: 0.8

db:ZDI_CANid:ZDI-CAN-23925

Trust: 0.7

db:ZDIid:ZDI-24-951

Trust: 0.7

db:ZDI_CANid:ZDI-CAN-23923

Trust: 0.7

db:ZDIid:ZDI-24-949

Trust: 0.7

db:CNVDid:CNVD-2024-32988

Trust: 0.6

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988 // JVNDB: JVNDB-2024-006853 // NVD: CVE-2024-39883

REFERENCES

url:https://www.cisa.gov/news-events/ics-advisories/icsa-24-191-01

Trust: 3.8

url:https://jvn.jp/vu/jvnvu94497573/

Trust: 0.8

url:https://nvd.nist.gov/vuln/detail/cve-2024-39883

Trust: 0.8

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949 // CNVD: CNVD-2024-32988 // JVNDB: JVNDB-2024-006853 // NVD: CVE-2024-39883

CREDITS

Bobby Gould and Fritz Sands of Trend Micro Zero Day Initiative

Trust: 1.4

sources: ZDI: ZDI-24-951 // ZDI: ZDI-24-949

SOURCES

db:ZDIid:ZDI-24-951
db:ZDIid:ZDI-24-949
db:CNVDid:CNVD-2024-32988
db:JVNDBid:JVNDB-2024-006853
db:NVDid:CVE-2024-39883

LAST UPDATE DATE

2024-08-31T22:47:49.915000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-24-951date:2024-08-15T00:00:00
db:ZDIid:ZDI-24-949date:2024-08-15T00:00:00
db:CNVDid:CNVD-2024-32988date:2024-07-17T00:00:00
db:JVNDBid:JVNDB-2024-006853date:2024-08-30T01:00:00
db:NVDid:CVE-2024-39883date:2024-08-29T17:33:42.420

SOURCES RELEASE DATE

db:ZDIid:ZDI-24-951date:2024-07-22T00:00:00
db:ZDIid:ZDI-24-949date:2024-07-22T00:00:00
db:CNVDid:CNVD-2024-32988date:2024-07-17T00:00:00
db:JVNDBid:JVNDB-2024-006853date:2024-08-30T00:00:00
db:NVDid:CVE-2024-39883date:2024-07-09T22:15:03.133