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I. Basic Information for CVE-2021-20090
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 could allow unauthenticated remote attackers to bypass authentication.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Buffalo WSR-2533DHPL2 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Buffalo WSR-2533DHPL2是日本Buffalo公司的一个路由器。 Buffalo WSR-2533DHPL2 1.02存在路径遍历漏洞，该漏洞源于web界面处理目录遍历序列时出现输入验证错误。
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
VendorProductAffected VersionsCPESubscribe
-Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3 WSR-2533DHPL2 <=1.02, WSR-2533DHP3 <= 1.24 -
II. Public POCs for CVE-2021-20090
#POC DescriptionSource LinkShenlong Link
1Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 are susceptible to a path traversal vulnerability that could allow unauthenticated remote attackers to bypass authentication in their web interfaces. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-20090.yamlPOC Details
2Nonehttps://github.com/Threekiii/Awesome-POC/blob/master/%E7%BD%91%E7%BB%9C%E8%AE%BE%E5%A4%87%E6%BC%8F%E6%B4%9E/Arcadyan%E5%9B%BA%E4%BB%B6%20image%20%E8%B7%AF%E5%BE%84%E9%81%8D%E5%8E%86%E6%BC%8F%E6%B4%9E%20CVE-2021-20090.mdPOC Details
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III. Intelligence Information for CVE-2021-20090
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IV. Related Vulnerabilities
Same product: Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3
Same vendor: n/a
V. Comments for CVE-2021-20090

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