In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a Buffer.
References
| Link | Resource |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-321292.pdf | Patch Third Party Advisory |
| https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-40142.pdf | Patch Vendor Advisory |
| https://opcfoundation.org/security-bulletins/ | Vendor Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
| AND |
|
Configuration 3 (hide)
|
History
03 Sep 2022, 03:54
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:siemens:simatic_wincc:-:*:*:*:*:*:*:* cpe:2.3:a:siemens:simatic_net_pc:16:-:*:*:*:*:*:* cpe:2.3:a:siemens:simatic_wincc_runtime:-:*:*:*:professional:*:*:* cpe:2.3:a:siemens:simatic_wincc_unified_scada_runtime:-:*:*:*:*:*:*:* cpe:2.3:a:siemens:simatic_net_pc:14:-:*:*:*:*:*:* cpe:2.3:a:siemens:telecontrol_server_basic:3.0:*:*:*:*:*:*:* cpe:2.3:h:siemens:simatic_process_historian_opc_ua_server:-:*:*:*:*:*:*:* cpe:2.3:o:siemens:simatic_process_historian_opc_ua_server_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:siemens:simatic_process_historian_opc_ua_server_firmware:2022:-:*:*:*:*:*:* cpe:2.3:a:siemens:simatic_net_pc:17:-:*:*:*:*:*:* cpe:2.3:a:siemens:simatic_net_pc:15:-:*:*:*:*:*:* |
|
| References | (CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-321292.pdf - Patch, Third Party Advisory |
10 May 2022, 12:15
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
01 Sep 2021, 01:15
| Type | Values Removed | Values Added |
|---|---|---|
| References | (MISC) https://opcfoundation.org/security-bulletins/ - Vendor Advisory | |
| References | (MISC) https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-40142.pdf - Patch, Vendor Advisory | |
| CVSS |
v2 : v3 : |
v2 : 5.0
v3 : 7.5 |
| CPE | cpe:2.3:a:opcfoundation:local_discover_server:*:*:*:*:*:*:*:* | |
| CWE | CWE-119 |
27 Aug 2021, 07:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2021-08-27 07:15
Updated : 2024-02-04 21:47
NVD link : CVE-2021-40142
Mitre link : CVE-2021-40142
CVE.ORG link : CVE-2021-40142
JSON object : View
Products Affected
siemens
- simatic_wincc_runtime
- simatic_wincc
- simatic_process_historian_opc_ua_server
- simatic_net_pc
- simatic_wincc_unified_scada_runtime
- simatic_process_historian_opc_ua_server_firmware
- telecontrol_server_basic
opcfoundation
- local_discover_server
CWE
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer