PT-2020-12528 · Typo3 · Typo3/Cms

Oliver Hader · Published 2020-05-13 · Updated 2024-03-06 · CVE-2020-11067

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions TYPO3 CMS versions 9.0.0 through 9.5.16 TYPO3 CMS versions 10.0.0 through 10.4.1

Description The backend user settings in $BE USER->uc are vulnerable to insecure deserialization. This vulnerability can lead to remote code execution when combined with vulnerabilities in third-party components. A valid backend user account is required to exploit this issue.

Recommendations For TYPO3 CMS versions 9.0.0 through 9.5.16, update to version 9.5.17. For TYPO3 CMS versions 10.0.0 through 10.4.1, update to version 10.4.2.

Exploit

Fix

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

BIT-TYPO3-2020-11067

CVE-2020-11067

GHSA-2WJ9-434X-9HVP

Affected Products

Typo3/Cms

References · 9

• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-11067.yaml · Exploit
• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-11067.yaml · Exploit
• https://osv.dev/vulnerability/BIT-typo3-2020-11067 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-2wj9-434x-9hvp · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-11067 · Security Note
• https://osv.dev/vulnerability/CVE-2020-11067 · Vendor Advisory
• https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-2wj9-434x-9hvp · Note
• https://t.me/cvenotify/3776 · Telegram Post
• https://typo3.org/security/advisory/typo3-core-sa-2020-005 · Note