CVE-2021-4252— WP-Ban ban-options.php toggle_checkbox cross site scripting
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I. Basic Information for CVE-2021-4252
Vulnerability Information
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Vulnerability Title
WP-Ban ban-options.php toggle_checkbox cross site scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability, which was classified as problematic, has been found in WP-Ban. This issue affects the function toggle_checkbox of the file ban-options.php. The manipulation of the argument $_SERVER["HTTP_USER_AGENT"] leads to cross site scripting. The attack may be initiated remotely. The name of the patch is 13e0b1e922f3aaa3f8fcb1dd6d50200dd693fd76. It is recommended to apply a patch to fix this issue. The identifier VDB-216209 was assigned to this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对消息或数据结构的处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
WP-Ban 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WP-Ban是Lester Chan个人开发者的一个通过 IP、IP 范围、主机名、用户代理和引用 url 禁止用户访问 WordPress 的博客。 WP-Ban存在安全漏洞，该漏洞源于其ban-options.php文件的toggle_checkbox函数对某参数的操作允许攻击者实现跨站脚本。
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 |
|---|---|---|---|---|
| unspecified | WP-Ban | n/a | - |
II. Public POCs for CVE-2021-4252
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · unspecified · 2022-12-18 · 7 CVEs total
| CVE-2021-4249 | 4.3 MEDIUM | xml-conduit DOCTYPE Entity Expansion Parse.hs infinite loop |
| CVE-2022-4603 | 4.3 MEDIUM | ppp pppdump pppdump.c dumpppp array index |
| CVE-2021-4251 | 3.5 LOW | as include.cdn.php getFullURL cross site scripting |
| CVE-2022-4593 | 3.5 LOW | retra-system cross site scripting |
| CVE-2022-4595 | 3.5 LOW | django-openipam exposed_hosts.html cross site scripting |
| CVE-2022-4596 | 3.5 LOW | Shoplazza Add Blog Post cross site scripting |
IV. Related Vulnerabilities
Same vendor: unspecified
Same weakness: CWE-707
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V. Comments for CVE-2021-4252
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