High severity · published Oct 21, 2021
CVE-2021-23139
A null pointer vulnerability in Trend Micro Apex One and Worry-Free Business Security 10.0 SP1 could allow an attacker to crash the CGI program on affected installations
7.5
CVSS
1.1%
EPSS
No
On KEV
Description
A null pointer vulnerability in Trend Micro Apex One and Worry-Free Business Security 10.0 SP1 could allow an attacker to crash the CGI program on affected installations.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AO
Apex One · Trend Micro
2019; 2019 · source: NVD
WB
Worry-free Business Security · Trendmicro
10.0 · source: NVD
WB
Worry-free Business Security Services · Trendmicro
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23139
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23139
Patch
https://success.trendmicro.com/solution/000289229
Patch
https://success.trendmicro.com/solution/000289230
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