Vulnerability · Published May 10, 2021 · Assigned by trendmicro
CVE-2021-31520
High 8.1
In plain English
A high-severity security flaw in Trend Micro IM Security from Trend Micro. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.9% (higher than 90% of all known vulnerabilities).
Severity (CVSS NVD)8.1High
Exploit odds (30 days)3.9%top 9.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Trend Micro | Trend Micro IM Security | 1.6, 1.6.5 |
References
- https://success.trendmicro.com/solution/000286439 x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-525/ x_refsource_MISC