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CVE-2009-3635

18
FAUCET Score

CVE-2009-3635 describes an authentication bypass vulnerability in the Install Tool subcomponent of TYPO3 versions 4.0.13 and earlier, 4.1.x before 4.1.13, 4.2.x before 4.2.10, and 4.3.x before 4.3beta2. This allows remote attackers to gain access by providing only the MD5 hash of a password as a credential. With a CVSS score of 6.8, this vulnerability is moderately severe, indicating potential for partial compromise of confidentiality, integrity, and availability with medium attack complexity and no authentication required. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.0.12CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
0.1.2CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:0.1.2:*:*:*:*:*:*:*
1.0.14CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:1.0.14:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:1.1:*:*:*:*:*:*:*
1.1.1CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:1.1.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.06%
Probability of exploitation in next 30 days
EPSS Percentile
79.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0206 is in the 65th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.1.13
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.2.10
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.3beta2

Vendor Advisories (1)

composerGHSA-hwrc-w5gg-f335medium

TYPO3 Install Tool Subcomponent Allows Access Using Only a Password's MD5 Hash as a Credential

May 2, 2022

References

marc.info
secunia.com / advisories/37122
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/53928
typo3.org / teams/security/security-bulletins/typo3-sa-2009-016
Vendor Advisory
securityfocus.com / bid/36801
Patch
vupen.com / english/advisories/2009/3009
PatchVendor Advisory