CVE-2019-19849
TYPO3 Insecure Deserialization in Query Generator & Query View
Description
An issue was discovered in TYPO3 before 8.7.30, 9.x before 9.5.12, and 10.x before 10.2.2. It has been discovered that the classes QueryGenerator and QueryView are vulnerable to insecure deserialization. One exploitable scenario requires having the system extension ext:lowlevel (Backend Module: DB Check) installed, with a valid backend user who has administrator privileges. The other exploitable scenario requires having the system extension ext:sys_action installed, with a valid backend user who has limited privileges.
How to fix CVE-2019-19849
To remediate CVE-2019-19849, upgrade the affected package to a fixed version below.
- —upgrade to 10.2.1 or later
- —upgrade to 10.2.1 or later
Is CVE-2019-19849 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 10.0.0, < 10.2.1
- >= 10.0.0, < 10.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |