High severity · published Dec 3, 2021
CVE-2021-44021
An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations
7.8
CVSS
0.4%
EPSS
No
On KEV
Description
An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44020.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WB
Worry-free Business Security · Trendmicro
10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44021
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44021
Vendor Advisory
https://success.trendmicro.com/solution/000289230
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1366/
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