CVE DATABASE / CVE-2009-0255
CVE-2009-0255
CVSS 7.5 · HIGH
Summary
The System extension Install tool in TYPO3 4.0.0 through 4.0.9, 4.1.0 through 4.1.7, and 4.2.0 through 4.2.3 creates the encryption key with an insufficiently random seed, which makes it easier for attackers to crack the key.
CVSS 3.1 breakdown
| Base score | 7.5 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | NONE |
| Availability | NONE |
Weakness type (CWE)
Affected products
Typo3 typo3Debian debian linux
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References
- http://secunia.com/advisories/33617
- http://secunia.com/advisories/33679
- http://typo3.org/teams/security/security-bulletins/typo3-sa-2009-001/
- http://www.debian.org/security/2009/dsa-1711
- http://www.securityfocus.com/bid/33376
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48132
Data: NIST NVD. NVD last modified 2026-04-23. Always verify against the vendor advisory before acting.