| Summary | An exploitable denial-of-service vulnerability exists in the Linux kernel prior to mainline 5.3. An attacker could exploit this vulnerability by triggering AP to send IAPP location updates for stations before the required authentication process has completed. This could lead to different denial-of-service scenarios, either by causing CAM table attacks, or by leading to traffic flapping if faking already existing clients in other nearby APs of the same wireless infrastructure. An attacker can forge Authentication and Association Request packets to trigger this vulnerability. |
|---|---|
| Publication Date | Dec. 24, 2019, 4:15 a.m. |
| Registration Date | Jan. 26, 2021, 11:43 a.m. |
| Last Update | Nov. 21, 2024, 1:44 p.m. |
| CVSS3.1 : MEDIUM | |
| スコア | 6.5 |
|---|---|
| Vector | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 攻撃元区分(AV) | 隣接 |
| 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 : LOW | |
| Score | 3.3 |
|---|---|
| Vector | AV:A/AC:L/Au:N/C:N/I:N/A:P |
| 攻撃元区分(AV) | 隣接 |
| 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:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.3 | ||||
| Configuration2 | or higher | or less | more than | less than | |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | |||||
| Configuration3 | or higher | or less | more than | less than | |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | |||||
| Configuration4 | or higher | or less | more than | less than | |
| cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* | |||||
| cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:* | 11.0.0 | 11.70.1 | |||
| Configuration5 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:a700s:-:*:*:*:*:*:*:* | ||||
| Configuration6 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:h610s:-:*:*:*:*:*:*:* | ||||
| Configuration7 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:8300:-:*:*:*:*:*:*:* | ||||
| Configuration8 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:8700:-:*:*:*:*:*:*:* | ||||
| Configuration9 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:a400_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:a400:-:*:*:*:*:*:*:* | ||||
| Configuration10 | or higher | or less | more than | less than | |
| cpe:2.3:a:oracle:sd-wan_edge:8.2:*:*:*:*:*:*:* | |||||
| Title | Linux Kernel における入力確認に関する脆弱性 |
|---|---|
| Summary | Linux Kernel には、入力確認に関する脆弱性が存在します。 |
| Possible impacts | サービス運用妨害 (DoS) 状態にされる可能性があります。 |
| Solution | ベンダ情報および参考情報を参照して適切な対策を実施してください。 |
| Publication Date | Dec. 11, 2019, midnight |
| Registration Date | Jan. 9, 2020, 5:21 p.m. |
| Last Update | Jan. 9, 2020, 5:21 p.m. |
| Linux |
| Linux Kernel 5.3 未満 |
| No | Changed Details | Date of change |
|---|---|---|
| 1 | [2020年01月09日] 掲載 |
Jan. 9, 2020, 5:21 p.m. |