CVE-2023-49140
Detail
Modified After Enrichment This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
Denial-of-service (DoS) vulnerability exists in commplex-link service of HMI GC-A2 series. If a remote unauthenticated attacker sends a specially crafted packets to specific ports, a denial-of-service (DoS) condition may occur.
Metrics
CVSS Version 4.0
CVSS Version 3.x
CVSS Version 2.0
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
CVSS 3.x Severity and Vector Strings:
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 Severity and Vector Strings:
NVD assessment
not yet provided.
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Weakness Enumeration
CWE-ID
CWE Name
Source
CWE-400
Uncontrolled Resource Consumption
NIST
CISA-ADP
Change History
7 change records found show changes
CVE Modified by CISA-ADP
6/17/2026 2:35:27 AM
Action
Type
Old Value
New Value
Added
Affected
Record truncated, showing 2048 of 2257 characters.
View Entire Change Record [{"vendor":"jtekt","product":"gc-a22w-cw_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a22w-cw_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a24w-c\\(w\\)_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a24w-c\\(w\\)_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a24_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a24_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a24-m_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a24-m_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a25_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a25_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a26_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a26_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a26-j2_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a26-j2_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a27-c_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a27-c_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"gc-a28-c_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:jtekt:gc-a28-c_firmware:*:*:*:*:*:*:*:*"],"versions":[{"version":"0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"jtekt","product":"g
Added
SSVC
{"timestamp":"2023-12-12T17:31:40.315155Z","id":"CVE-2023-49140","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}
CVE Modified by JPCERT/CC
6/17/2026 2:35:27 AM
Action
Type
Old Value
New Value
Added
Affected
[{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A22W-CW","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A24W-C(W)","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A26W-C(W)","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A24","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A24-M","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A25","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A26","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A26-J2","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A27-C","versions":[{"version":"all versions","status":"affected"}]},{"vendor":"JTEKT ELECTRONICS CORPORATION","product":"GC-A28-C","versions":[{"version":"all versions","status":"affected"}]}]
CVE Modified by CVE
11/21/2024 3:32:54 AM
Action
Type
Old Value
New Value
Added
Reference
https://jvn.jp/en/jp/JVN34145838/
Added
Reference
https://www.electronics.jtekt.co.jp/en/topics/202312116562/
CVE Modified by CISA-ADP
10/08/2024 4:35:06 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
CISA-ADP AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added
CWE
CISA-ADP CWE-400
CVE Modified by JPCERT/CC
5/14/2024 10:03:36 AM
Action
Type
Old Value
New Value
Initial Analysis by NIST
12/14/2023 3:50:01 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added
CWE
NIST CWE-400
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a22w-cw_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a22w-cw:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a24-m_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a24-m:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a24_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a24:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a24w-c\(w\)_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a24w-c\(w\):-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a25_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a25:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a26-j2_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a26-j2:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a26_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a26:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a26w-c\(w\)_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a26w-c\(w\):-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a27-c_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a27-c:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:jtekt:gc-a28-c_firmware:*:*:*:*:*:*:*:*
OR
cpe:2.3:h:jtekt:gc-a28-c:-:*:*:*:*:*:*:*
Changed
Reference Type
https://jvn.jp/en/jp/JVN34145838/ No Types Assigned
https://jvn.jp/en/jp/JVN34145838/ Third Party Advisory
Changed
Reference Type
https://www.electronics.jtekt.co.jp/en/topics/202312116562/ No Types Assigned
https://www.electronics.jtekt.co.jp/en/topics/202312116562/ Vendor Advisory
New CVE Received from JPCERT/CC
12/12/2023 5:15:10 AM
Action
Type
Old Value
New Value
Added
Description
Denial-of-service (DoS) vulnerability exists in commplex-link service of HMI GC-A2 series. If a remote unauthenticated attacker sends a specially crafted packets to specific ports, a denial-of-service (DoS) condition may occur.
Added
Reference
JPCERT/CC https://jvn.jp/en/jp/JVN34145838/ [No types assigned]
Added
Reference
JPCERT/CC https://www.electronics.jtekt.co.jp/en/topics/202312116562/ [No types assigned]
Quick Info
CVE Dictionary Entry: CVE-2023-49140 NVD
Published Date: 12/12/2023 NVD
Last Modified: 06/17/2026
Source: JPCERT/CC
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