CVE-2020-26228
Cleartext storage of session identifier
Description
User session identifiers were stored in cleartext - without processing of additional cryptographic hashing algorithms. This vulnerability cannot be exploited directly and occurs in combination with a chained attack - like for instance SQL injection in any other component of the system. ### Solution Update to TYPO3 versions 9.5.23 or 10.4.10 that fix the problem described. ### Credits Thanks to TYPO3 security team member Helmut Hummel who reported this issue and to TYPO3 core & security team members Benni Mack & Oliver Hader as well as TYPO3 contributor Markus Klein who fixed the issue.
How to fix CVE-2020-26228
To remediate CVE-2020-26228, upgrade the affected package to a fixed version below.
- —upgrade to 9.5.23 or later
- —upgrade to 10.4.10 or later
- —upgrade to 9.5.23 or later
Is CVE-2020-26228 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- >= 9.0.0, < 9.5.23, >= 10.0.0, < 10.4.10
- >= 10.0.0, < 10.4.10
- >= 9.0.0, < 9.5.23
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |