CVE-2021-42840
8.8
HIGH
CVSS 3.1
EPSS 49.1%
Description
SuiteCRM before 7.11.19 allows remote code execution via the system settings Log File Name setting. In certain circumstances involving admin account takeover, logger_file_name can refer to an attacker-controlled PHP file under the web root, because only the all-lowercase PHP file extensions were blocked. NOTE: this issue exists because of an incomplete fix for CVE-2020-28328.
How to fix CVE-2021-42840
To remediate CVE-2021-42840, upgrade the affected package to a fixed version below.
- —upgrade to 7.11.19 or later
Is CVE-2021-42840 being exploited?
Moderate — EPSS is 49.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 7.11.19
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |