CVE-2021-35473
Quick assessment
Affected
n/a n/a
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.
LemonLDAP::NG是LemonLDAP::NG开源的一套Web单点登录和访问管理软件。 LemonLDAP::NG 2.0.12之前版本存在安全漏洞，该漏洞源于缺少过期检查，不验证访问令牌的有效性，攻击者可以使用来自OIDC客户端的过期访问令牌访问OAuth2处理程序。
Possible ATT&CK Techniques 1 AI
T1110 · Brute Force
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I. Basic Information for CVE-2021-35473
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in LemonLDAP::NG before 2.0.12. There is a missing expiration check in the OAuth2.0 handler, i.e., it does not verify access token validity. An attacker can use a expired access token from an OIDC client to access the OAuth2 handler The earliest affected version is 2.0.4.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
LemonLDAP::NG 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LemonLDAP::NG是LemonLDAP::NG开源的一套Web单点登录和访问管理软件。 LemonLDAP::NG 2.0.12之前版本存在安全漏洞，该漏洞源于缺少过期检查，不验证访问令牌的有效性，攻击者可以使用来自OIDC客户端的过期访问令牌访问OAuth2处理程序。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-35473
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2021-35473 (1)
News Coverage for CVE-2021-35473 (1)
Same Patch Batch · n/a · 2024-11-10 · 14 CVEs total
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| CVE-2024-46955 | Artifex Ghostscript 安全漏洞 | |
| CVE-2024-46952 | Artifex Ghostscript 安全漏洞 | |
| CVE-2024-46613 | WeeChat 安全漏洞 | |
| CVE-2024-46954 | Artifex Ghostscript 安全漏洞 | |
| CVE-2024-46951 | Artifex Ghostscript 安全漏洞 | |
| CVE-2024-46956 | Artifex Ghostscript 安全漏洞 | |
| CVE-2020-10370 | Bluetooth Firmware Sweyntooth 安全漏洞 | |
| CVE-2020-10368 | Bluetooth Firmware 安全漏洞 | |
| CVE-2020-10369 | Bluetooth Firmware Sweyntooth 安全漏洞 | |
| CVE-2020-10367 | Bluetooth Firmware 安全漏洞 | |
| CVE-2021-41737 | Faust 安全漏洞 | |
| CVE-2023-40457 | Extreme Networks EXOS 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-35473
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