Officescan Business Security vulnerabilitiesAnd the versions its exploited flaws hit.

Product2 known exploited3 versions
The short answer

Officescan Business Security is made by Trendmicro. We track 3 published vulnerabilities listed under that exact name, across 3 versions. 2 of them are on the list of flaws known to be exploited, the newest added on 3 November 2021. Trendmicro lists newer releases under their own names, such as Officescan Business Security Service, so check those pages too.

Check your version

The most recent Officescan Business Security flaw added to the known-exploited list is CVE-2021-36741, on 3 November 2021. We keep watching the known-exploited list.

Other names

Is Officescan Business Security listed under other names? Yes.

Trendmicro also lists Officescan Business Security under more specific names, such as Officescan Business Security Service. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.

Versions

Which versions of Officescan Business Security do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

  • CVE-2021-36741Exploited list, 3 Nov 2021

    Trend Micro Multiple Products Improper Input Validation Vulnerability

    10.0-sp1
  • CVE-2021-36742Exploited list, 3 Nov 2021

    Trend Micro Multiple Products Improper Input Validation Vulnerability

    10.0-sp1
Known exploited

Which Officescan Business Security vulnerabilities are being exploited?

2 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 8.8
    CVE-2021-36741HighKnown exploited
    Trend Micro Multiple Products Improper Input Validation Vulnerability

    Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows a remote attacker to upload files.

    Chance of use5.0%Known exploited since3 Nov 2021
  2. 7.8
    CVE-2021-36742HighKnown exploited
    Trend Micro Multiple Products Improper Input Validation Vulnerability

    Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows for privilege escalation.

    Chance of use1.5%Known exploited since3 Nov 2021
Exploit likelihood

Which Officescan Business Security flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 5.0%
    CVE-2021-36741HighKnown exploited

    An improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG, and Worry-Free Business Security 10.0 SP1 allows a remote attached to upload arbitrary files on affected...

    CVSS8.8Published29 Jul 2021
  2. 1.5%
    CVE-2021-36742HighKnown exploited

    A improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG and Worry-Free Business Security 10.0 SP1 allows a local attacker to escalate privileges on affected installations.

    CVSS7.8Published29 Jul 2021
  3. 0.6%

    An input validation vulnerability found in multiple Trend Micro products utilizing a particular version of a specific rootkit protection driver could allow an attacker in user-mode with administrator permissions to...

    CVSS6.7Published5 Aug 2020
Precursor Intelligence

Running Officescan Business Security? We'll keep checking.

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FAQ

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We track 3 published vulnerabilities listed under the name Officescan Business Security, across 3 versions. The most recent Officescan Business Security flaw added to the known-exploited list is CVE-2021-36741, on 3 November 2021.

2 are on the list of flaws known to be exploited. The most recently added are CVE-2021-36741 and CVE-2021-36742.

Trendmicro also lists Officescan Business Security under more specific names, such as Officescan Business Security Service. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

Each flaw names its own versions, usually as ranges. The newest, CVE-2021-36741, affects 10.0-sp1. The versions for every exploited flaw are listed on this page.

Create a Precursor Intelligence account and track Officescan Business Security. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.