Auth bypass in Trend Micro Im Security
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 we…
Vulnerability class: Broken Authentication
EPSS: 0.039 (89.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Trend Micro Im Security — versions 1.6, 1.6.5
- Trendmicro Im_security — versions 1.6, 1.6.5
Weakness classification (CWE)
References
- security@trendmicro.com (Patch, x_refsource_MISC, Vendor Advisory)
- security@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-31520?
- CVE-2021-31520 is a high-severity vulnerability in Trend Micro Im Security, classified under Improper Authentication. CVSS score: 8.1/10. Published 2021-05-10.
- How severe is CVE-2021-31520?
- High severity. CVSS v3 base score is 8.1 out of 10.