Actively exploited · Published Mar 18, 2020 · Assigned by trendmicro

CVE-2020-8599

Critical 9.8 Exploited

In plain English

A critical-severity security flaw in Trend Micro OfficeScan, Trend Micro Apex One from Trend Micro. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). The chance it is exploited in the next 30 days is estimated at 11.9% (higher than 96% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)11.9%top 3.9% of all CVEs

Exploited in the wildYesCISA KEV since Nov 3, 2021

Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official description

Trend Micro Apex One (2019) and OfficeScan XG server contain a vulnerable EXE file that could allow a remote attacker to write arbitrary data to an arbitrary path on affected installations and bypass ROOT login. Authentication is not required to exploit this vulnerability.

Affected products (as reported)

Vendor	Product	Versions
Trend Micro	Trend Micro OfficeScan, Trend Micro Apex One	OfficeScan XG (12.0), Apex One 2019 (14.0)

References

https://success.trendmicro.com/solution/000245571 x_refsource_MISC
https://success.trendmicro.com/jp/solution/000244253 x_refsource_MISC
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8599 government-resource