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CVE-2018-18331
A Trend Micro OfficeScan XG weak file permissions vulnerability on a particular folder for a particular group may allow an attacker to…
High7.5EPSS 1.4%
- Published
- Updated
- Reserved
- Assigned by
- trendmicro
Description
A Trend Micro OfficeScan XG weak file permissions vulnerability on a particular folder for a particular group may allow an attacker to alter the files, which could lead to other exploits on vulnerable installations.
Timeline
ID reserved
By trendmicro
- 2 months later
· 2 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.4% · top 28% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Weak File Permissions
- CWE-732 (opens in a new tab)All about CWE-732 and its CVEs
Affected products
Trend Micro · Trend Micro OfficeScan
- affected XG (12.0)
References (1)
- https://success.trendmicro.com/solution/1121674 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-18331)Record last updated .