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CVE-2020-11067

CVE-2020-11067 · Deserialization of Untrusted Data in TYPO3 CMS

This page contains facts from public vulnerability sources. Check the original advisory before updating.

In TYPO3 CMS 9.0.0 through 9.5.16 and 10.0.0 through 10.4.1, it has been discovered that backend user settings (in $BE_USER->uc) are vulnerable to insecure deserialization. In combination with vulnerabilities of third party components, this can lead to remote code execution. A valid backend user account is needed to exploit this vulnerability. This has been fixed in 9.5.17 and 10.4.2.

CVSS 8.8 · High · EPSS 2.0% · Fix available

Published
Updated

Stack: php

Affected products and versions

  • typo3 cms

    Versions
    • >= 9.0.0, < 9.5.17: Affected
    • >= 10.0.0, < 10.4.2: Affected

    No fix published

  • typo3/cms-core Packagist

    Versions
    • v9.0.0
    • v9.1.0
    • v9.2.0
    • v9.2.1
    • v9.3.0
    • v9.3.1
    • v9.3.2
    • v9.3.3
    • v9.4.0
    • v9.5.0
    • v9.5.1
    • v9.5.10
    • v9.5.11
    • v9.5.12
    • v9.5.13
    • v9.5.14
    • v9.5.15
    • v9.5.16
    • v9.5.2
    • v9.5.3
    • v9.5.4
    • v9.5.5
    • v9.5.6
    • v9.5.7
    • v9.5.8
    • v9.5.9
    Affected ranges
    • ECOSYSTEM: ≥ 9.0.0, < 9.5.17

    Update to 9.5.17

  • typo3/cms-core Packagist

    Versions
    • v10.0.0
    • v10.1.0
    • v10.2.0
    • v10.2.1
    • v10.2.2
    • v10.3.0
    • v10.4.0
    • v10.4.1
    Affected ranges
    • ECOSYSTEM: ≥ 10.0.0, < 10.4.2

    Update to 10.4.2

  • typo3/cms Packagist

    Versions
    • v10.0.0
    • v10.1.0
    • v10.2.0
    • v10.2.1
    • v10.2.2
    • v10.3.0
    • v10.4.0
    • v10.4.1
    Affected ranges
    • ECOSYSTEM: ≥ 10.0.0, < 10.4.2

    Update to 10.4.2

  • typo3/cms Packagist

    Versions
    • v9.0.0
    • v9.1.0
    • v9.2.0
    • v9.2.1
    • v9.3.0
    • v9.3.1
    • v9.3.2
    • v9.3.3
    • v9.4.0
    • v9.5.0
    • v9.5.1
    • v9.5.10
    • v9.5.11
    • v9.5.12
    • v9.5.13
    • v9.5.14
    • v9.5.15
    • v9.5.16
    • v9.5.2
    • v9.5.3
    • v9.5.4
    • v9.5.5
    • v9.5.6
    • v9.5.7
    • v9.5.8
    • v9.5.9
    Affected ranges
    • ECOSYSTEM: ≥ 9.0.0, < 9.5.17

    Update to 9.5.17

Original sources

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