CVE-2021-31520

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
trendmicroCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 80%
VendorProductVersion
trendmicroim_security
1.6
trendmicroim_security
1.6.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://success.trendmicro.com/solution/000286439
https://www.zerodayinitiative.com/advisories/ZDI-21-525/
https://success.trendmicro.com/solution/000286439
https://www.zerodayinitiative.com/advisories/ZDI-21-525/