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CVE-2021-31520

Quick assessment

Affected
Trend Micro Trend Micro IM Security
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.

Trend Micro IM Security是美国趋势科技（Trend Micro）公司的一套即时消息传递安全防护解决方案。该产品支持恶意软件扫描、内容过滤、URL过滤、文件阻止和数据丢失防护等功能。 Instant Messaging Security 1.6 CP3 b2110 之前版本和1.6.5 CP3 b1267之前版本存在授权问题漏洞，该漏洞源于使用了弱口令。远程攻击者可利用该漏洞绕过身份验证过程。

AI Predicted 8.8 Difficulty: Easy EPSS 3.90% · P90
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I. Basic Information for CVE-2021-31520

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A weak session token authentication bypass vulnerability in Trend Micro IM Security 1.6 and 1.6.5 could allow an remote attacker to guess currently logged-in administrators' session session token in order to gain access to the product's web management interface.
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
Trend Micro IM Security 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trend Micro IM Security是美国趋势科技（Trend Micro）公司的一套即时消息传递安全防护解决方案。该产品支持恶意软件扫描、内容过滤、URL过滤、文件阻止和数据丢失防护等功能。 Instant Messaging Security 1.6 CP3 b2110 之前版本和1.6.5 CP3 b1267之前版本存在授权问题漏洞，该漏洞源于使用了弱口令。远程攻击者可利用该漏洞绕过身份验证过程。
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
Trend Micro Trend Micro IM Security 1.6, 1.6.5 -

II. Public POCs for CVE-2021-31520

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III. Intelligence Information for CVE-2021-31520

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Vendor Advisories for CVE-2021-31520 (1)

IV. Related Vulnerabilities

Same vendor: Trend Micro

V. Comments for CVE-2021-31520

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