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CVE-2022-51022— YiShaAdmin 3.1 Unauthenticated Path Traversal via DownloadFile endpoint

Quick assessment

Affected
liukuo362573 YiShaAdmin
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

YiShaAdmin 2.2 至 3.1 版本（已在提交 025b062 中修复）在 接口中存在未认证的路径遍历漏洞。攻击者可通过 参数读取或删除任意文件。具体而言，攻击者可构造包含目录遍历序列的 GET 请求，并设置 参数，从而读取或删除系统文件（如 ）。Shadowserver 基金会于 2023 年 10 月 20 日首次观察到该漏洞的利用证据。

CVSS 9.1 · Critical
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I. Basic Information for CVE-2022-51022

Vulnerability Information
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Vulnerability Title
YiShaAdmin 3.1 Unauthenticated Path Traversal via DownloadFile endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
YiShaAdmin 2.2 through 3.1, fixed in commit 025b062, contains an unauthenticated path traversal vulnerability in the /admin/File/DownloadFile endpoint that allows attackers to read and delete arbitrary files via the filePath parameter. Attackers can send crafted GET requests with directory traversal sequences in filePath and set the delete parameter to read or remove system files like etc/passwd. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
liukuo362573 YiShaAdmin 2.2 ~ 3.1 -

II. Public POCs for CVE-2022-51022

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III. Intelligence Information for CVE-2022-51022

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Other References for CVE-2022-51022 (5)

IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2022-51022

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