XML外部实体引用的不恰当限制（XXE）

CVE编号

CVE-2021-4295

利用情况

暂无

补丁情况

N/A

披露时间

2022-12-29

漏洞描述

A vulnerability classified as problematic was found in ONC code-validator-api up to 1.0.30. This vulnerability affects the function vocabularyValidationConfigurations of the file src/main/java/org/sitenv/vocabularies/configuration/CodeValidatorApiConfiguration.java of the component XML Handler. The manipulation leads to xml external entity reference. Upgrading to version 1.0.31 is able to address this issue. The name of the patch is fbd8ea121755a2d3d116b13f235bc8b61d8449af. It is recommended to upgrade the affected component. VDB-217018 is the identifier assigned to this vulnerability.

解决建议

建议您更新当前系统或软件至最新版，完成漏洞的修复。

参考链接
https://github.com/onc-healthit/code-validator-api/commit/fbd8ea121755a2d3d11...
https://github.com/onc-healthit/code-validator-api/pull/97
https://github.com/onc-healthit/code-validator-api/releases/tag/1.0.31
https://vuldb.com/?ctiid.217018
https://vuldb.com/?id.217018

受影响软件情况

#	类型	厂商	产品	版本	影响面
1
	运行在以下环境
	应用	healthit	code-validator-api	*		Up to (excluding) 1.0.31

CVSS3评分 9.8

• 攻击路径 网络
• 攻击复杂度 低
• 权限要求 无
• 影响范围 未更改
• 用户交互 无
• 可用性 高
• 保密性 高
• 完整性 高

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-ID	漏洞类型
CWE-611	XML外部实体引用的不恰当限制（XXE）

Exp相关链接

- avd.aliyun.com