Known exploited vulnerability
CVE-2020-8468
The short answer
CVE-2020-8468 affects Trend Micro Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS) and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2021-11-03: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
Trend Micro Apex One (2019), OfficeScan XG and Worry-Free Business Security (9.0, 9.5, 10.0) agents are affected by a content validation escape vulnerability which could allow an attacker to manipulate certain agent client components. An attempted attack requires user authentication.
Weakness: CWE-74.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Nov 3, 2021
Federal due date May 3, 2022
EPSS, next 30 days
6.2%
Higher than 94% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free Business Security (WFBS). NVD's record lists the exact affected versions.
References
- success.trendmicro.com/jp/solution/000244253 PatchVendor Advisory
- success.trendmicro.com/jp/solution/000244836 PatchVendor Advisory
- success.trendmicro.com/solution/000245571 PatchVendor Advisory
- success.trendmicro.com/solution/000245572 PatchVendor Advisory
- success.trendmicro.com/jp/solution/000244253 PatchVendor Advisory
- success.trendmicro.com/jp/solution/000244836 PatchVendor Advisory
- success.trendmicro.com/solution/000245571 PatchVendor Advisory
- success.trendmicro.com/solution/000245572 PatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8468 US Government Resource
Questions
Is CVE-2020-8468 being exploited?
Yes. CISA added CVE-2020-8468 to its Known Exploited Vulnerabilities catalog on 2021-11-03, with a federal remediation due date of 2022-05-03.
How do I fix CVE-2020-8468?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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