Home/CVE/view_help.php in the backend help system in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows
CVE

CVE-2012-3527

view_help.php in the backend help system in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows

view_help.php in the backend help system in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote authenticated backend users to unserialize arbitrary objects and possibly execute arbitrary PHP code via an unspecified parameter, related to a "missing signature (HMAC).".

MEDIUM · CVSS 4.6 EPSS 0.02065
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-502Deserialization of Untrusted Data
▤

Affected Products & Versions

4
typo3>= 4.5.0 and < 4.5.19
typo3>= 4.6.0 and < 4.6.12
typo3>= 4.7.0 and < 4.7.4
debian linuxall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist typo3/cms MEDIUM fixed in 4.5.19
▣

Scoring & Timeline

4.6
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:H/Au:S/C:P/I:P/A:P
Published to NVD05 Sep 2012 · 11:55 PM
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://osvdb.org/84773Broken Link
http://secunia.com/advisories/50287Not Applicable
http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-004/Vendor Advisory
http://www.debian.org/security/2012/dsa-2537Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/08/22/8Mailing List
https://exchange.xforce.ibmcloud.com/vulnerabilities/77791Third Party AdvisoryVDB Entry
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