CVE-2022-31132— Unauthenticated SSRF in 3rd party module "cerdic/csstidy"
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I. Basic Information for CVE-2022-31132
Vulnerability Information
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Vulnerability Title
Unauthenticated SSRF in 3rd party module "cerdic/csstidy"
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud Mail is an email application for the nextcloud personal cloud product. Affected versions shipped with a CSS minifier on the path `./vendor/cerdic/css-tidy/css_optimiser.php`. Access to the minifier is unrestricted and access may lead to Server-Side Request Forgery (SSRF). It is recommendet to upgrade to Mail 1.12.7 or Mail 1.13.6. Users unable to upgrade may manually delete the file located at `./vendor/cerdic/css-tidy/css_optimiser.php`
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud Mail存在代码问题漏洞，该漏洞源于对 minifier 的访问不受限制。攻击者利用该漏洞执行服务器端请求伪造攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| nextcloud | security-advisories | < 1.12.8 | - |
II. Public POCs for CVE-2022-31132
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · nextcloud · 2022-08-04 · 4 CVEs total
| CVE-2022-31118 | 6.5 MEDIUM | Missing brute force protection on cloud federation sharing in Nextcloud Server |
| CVE-2022-31119 | 3.1 LOW | Password disclosure in log file in Nextcloud Mail App |
| CVE-2022-31120 | 2.1 LOW | Federated share accepting/declining is not logged in audit log in Nextcloud Server |
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V. Comments for CVE-2022-31132
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