Vulnerability in TYPO3
CVE-2009-0255
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.
Published · last modified .
CVSS v3 metric
CVSS v3 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.
EPSS exploit prediction
EPSS: 0.094 (95.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.094 · newest: 0.094 · change: 0.000
Affected products
- TYPO3
- Debian Linux — versions 4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- typo3.org/teams/security/security-bulletins/typo3-sa-2009-001/ (Vendor Advisory)
- secunia.com/advisories/33617 (Broken Link, Vendor Advisory, third-party-advisory)
- www.debian.org/security/2009/dsa-1711 (vendor-advisory, Mailing List)
- exchange.xforce.ibmcloud.com/vulnerabilities/48132 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/33376 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- secunia.com/advisories/33679 (Broken Link, Vendor Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2009-0255?
- CVE-2009-0255 is a high-severity vulnerability in TYPO3, classified under Use of Insufficiently Random Values. CVSS score: 7.5/10. Published 2009-01-22.
- How severe is CVE-2009-0255?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2009-0255 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.