Insecure Deserialization in Backend User Settings in TYPO3 CMS
It has been discovered that backend user settings (in $BE_USER->uc) are vulnerable to insecure deserialization. In combination with vulnerabilities of 3rd party components this can lead to remote code execution. A valid backend user account is needed to exploit this vulnerability. Update to TYPO3 versions 9.5.17 or 10.4.2 that fix the problem described. ### References * https://typo3.org/security/advisory/typo3-core-sa-2020-005
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2020-11067US | high8.8 | — | ||
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 comb… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-11067.yamlWEB
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-11067.yamlWEB
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-2wj9-434x-9hvpWEB
- https://nvd.nist.gov/vuln/detail/CVE-2020-11067ADVISORY
- https://typo3.org/security/advisory/typo3-core-sa-2020-005WEB
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