PT-2019-11959 · Contao · Contao

Ali Razzaq · Published 2019-04-17 · Updated 2022-05-13 · CVE-2019-10643

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Contao version 4.7

Description The issue allows the use of a key past its expiration date. A security researcher discovered that confirming an opt-in token does not invalidate previous opt-in tokens.

Recommendations For Contao version 4.7, update the opt-in token validation process to invalidate previous tokens upon confirmation of a new token. As a temporary workaround, consider implementing additional validation checks to ensure that expired keys are not used.

Exploit

Fix

Improper Authentication

Weakness Enumeration

CWE-287

CWE-324

Related Identifiers

CVE-2019-10643

GHSA-J99G-QJVX-995G

Affected Products

Contao

References · 9

• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-10643.yaml · Exploit
• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-10643.yaml · Exploit
• https://contao.org/en/news/security-vulnerability-cve-2019-10643.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-10643 · Security Note
• https://osv.dev/vulnerability/GHSA-j99g-qjvx-995g · Vendor Advisory
• https://contao.org/en/news.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-10643 · Vendor Advisory
• https://github.com/contao/contao/commit/70348cc812b110831ad66a4f9857883f75649b88 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10643 · Note