| Summary | An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c. |
|---|---|
| Publication Date | Dec. 12, 2020, 7:15 a.m. |
| Registration Date | Jan. 26, 2021, 11:52 a.m. |
| Last Update | Nov. 21, 2024, 2:02 p.m. |
| CVSS3.1 : HIGH | |
| スコア | 7.5 |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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) | なし |
| 完全性への影響(I) | なし |
| 可用性への影響(A) | 高 |
| CVSS2.0 : MEDIUM | |
| Score | 5.0 |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/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) | なし |
| 完全性への影響(I) | なし |
| 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:uip_project:uip:*:*:*:*:*:*:*:* | 1.0 | ||||
| execution environment | |||||
| 1 | cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:* | ||||
| Configuration2 | or higher | or less | more than | less than | |
| cpe:2.3:a:open-iscsi_project:open-iscsi:*:*:*:*:*:*:*:* | 2.1.12 | ||||
| Configuration3 | or higher | or less | more than | less than | |
| cpe:2.3:o:siemens:sentron_3va_com100_firmware:*:*:*:*:*:*:*:* | 4.4.1 | ||||
| execution environment | |||||
| 1 | cpe:2.3:h:siemens:sentron_3va_com100:-:*:*:*:*:*:*:* | ||||
| Configuration4 | or higher | or less | more than | less than | |
| cpe:2.3:o:siemens:sentron_3va_com800_firmware:*:*:*:*:*:*:*:* | 4.4.1 | ||||
| execution environment | |||||
| 1 | cpe:2.3:h:siemens:sentron_3va_com800:-:*:*:*:*:*:*:* | ||||
| Configuration5 | or higher | or less | more than | less than | |
| cpe:2.3:o:siemens:sentron_pac3200_firmware:*:*:*:*:*:*:*:* | 2.4.7 | ||||
| execution environment | |||||
| 1 | cpe:2.3:h:siemens:sentron_pac3200:-:*:*:*:*:*:*:* | ||||
| Configuration6 | or higher | or less | more than | less than | |
| cpe:2.3:o:siemens:sentron_pac4200_firmware:*:*:*:*:*:*:*:* | 2.3.0 | ||||
| execution environment | |||||
| 1 | cpe:2.3:h:siemens:sentron_pac4200:-:*:*:*:*:*:*:* | ||||