| Summary | KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions are vulnerable to a stack-based buffer overflow. Opening a specifically crafted OPC UA message could allow an attacker to crash the server and remotely execute code. |
|---|---|
| Publication Date | Jan. 14, 2021, 9:15 a.m. |
| Registration Date | Jan. 26, 2021, 10:40 a.m. |
| Last Update | Nov. 21, 2024, 2:20 p.m. |
| CVSS3.1 : CRITICAL | |
| スコア | 9.8 |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 攻撃元区分(AV) | ネットワーク |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |
| CVSS2.0 : HIGH | |
| Score | 7.5 |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| 攻撃元区分(AV) | ネットワーク |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃前の認証要否(Au) | 不要 |
| 機密性への影響(C) | 低 |
| 完全性への影響(I) | 低 |
| 可用性への影響(A) | 低 |
| Get all privileges. | いいえ |
| Get user privileges | いいえ |
| Get other privileges | いいえ |
| User operation required | いいえ |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:a:ptc:opc-aggregator:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ptc:thingworx_industrial_connectivity:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ptc:thingworx_kepware_server:6.8:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ptc:thingworx_kepware_server:6.9:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ptc:kepware_kepserverex:6.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ptc:kepware_kepserverex:6.9:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ge:industrial_gateway_server:7.68.804:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ge:industrial_gateway_server:7.66:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:rockwellautomation:kepserver_enterprise:6.6.504.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:softwaretoolbox:top_server:*:*:*:*:*:*:*:* | 6.0 | 6.9 | |||
| cpe:2.3:a:rockwellautomation:kepserver_enterprise:6.9.572.0:*:*:*:*:*:*:* | |||||