| Summary | A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability. |
|---|---|
| Publication Date | May 15, 2021, 5:15 a.m. |
| Registration Date | May 15, 2021, 10 a.m. |
| Last Update | Nov. 21, 2024, 3:21 p.m. |
| CVSS3.1 : MEDIUM | |
| スコア | 5.9 |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:H/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) | 高 |
| 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 | 4.3 |
|---|---|
| Vector | AV:N/AC:M/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) | 中 |
| 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:xmlsoft:libxml2:*:*:*:*:*:*:*:* | 2.9.11 | ||||
| Configuration2 | or higher | or less | more than | less than | |
| cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:jboss_core_services:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | |||||
| Configuration3 | or higher | or less | more than | less than | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | |||||
| Configuration4 | or higher | or less | more than | less than | |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | |||||
| Configuration5 | or higher | or less | more than | less than | |
| cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:snapdrive:-:*:*:*:*:windows:*:* | |||||
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* | |||||
| cpe:2.3:a:netapp:manageability_software_development_kit:-:*:*:*:*:*:*:* | |||||
| Configuration6 | or higher | or less | more than | less than | |
| cpe:2.3:o:netapp:hci_h410c_firmware:-:*:*:*:*:*:*:* | |||||
| execution environment | |||||
| 1 | cpe:2.3:h:netapp:hci_h410c:-:*:*:*:*:*:*:* | ||||
| Configuration7 | or higher | or less | more than | less than | |
| cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:enterprise_manager_base_platform:13.4.0.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:openjdk:8:update301:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5.0.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:mysql_workbench:*:*:*:*:*:*:*:* | 8.0.26 | ||||
| cpe:2.3:a:oracle:real_user_experience_insight:13.4.1.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:real_user_experience_insight:13.5.1.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:* | |||||
| Title | libxml2 における NULL ポインタデリファレンスに関する脆弱性 |
|---|---|
| Summary | libxml2 には、NULL ポインタデリファレンス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 | ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。 |
| Publication Date | May 3, 2021, midnight |
| Registration Date | Dec. 7, 2021, 4:16 p.m. |
| Last Update | May 15, 2025, 5:20 p.m. |
| レッドハット |
| JBoss Core Services |
| Red Hat Enterprise Linux |
| 日立 |
| Job Management Partner 1/IT Desktop Management - Manager |
| Job Management Partner 1/IT Desktop Management 2 - Manager |
| JP1/IT Desktop Management - Manager |
| JP1/IT Desktop Management 2 - Manager |
| JP1/IT Desktop Management 2 - Operations Director |
| Debian |
| Debian GNU/Linux |
| Fedora Project |
| Fedora |
| xmlsoft.org |
| libxml2 2.9.11 未満 |
| NetApp |
| Active IQ Unified Manager |
| Clustered Data ONTAP Antivirus Connector |
| HCI Baseboard Management Controller (BMC) - H410C |
| Mnageability Software Development Kit |
| ONTAP (旧 Clustered Data ONTAP) |
| ONTAP Select Deploy administration utility |
| SnapDrive |
| No | Changed Details | Date of change |
|---|---|---|
| 1 | [2021年12月07日] 掲載 |
Dec. 7, 2021, 4:16 p.m. |
| 2 | [2025年05月15日] 影響を受けるシステム：ベンダ情報の追加に伴い内容を更新 ベンダ情報：日立 (hitachi-sec-2025-122) を追加 |
May 15, 2025, 1:42 p.m. |