PT-2019-4605 · Symfony · Symfony

Jon Cave · Published 2019-05-06 · Updated 2021-09-29 · CVE-2019-10911

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Symfony versions prior to 2.7.51 Symfony versions 2.8.x prior to 2.8.50 Symfony versions 3.x prior to 3.4.26 Symfony versions 4.x prior to 4.1.12 Symfony versions 4.2.x prior to 4.2.7

Description A vulnerability in Symfony's security component allows an attacker to authenticate as a privileged user on sites with user registration and remember me login functionality enabled. This issue is related to the generateCookieHash function in symfony/security and is caused by an error during the authentication process. Exploitation of this vulnerability can allow a remote attacker to bypass the authentication procedure.

Recommendations For Symfony versions prior to 2.7.51, update to version 2.7.51 or later. For Symfony versions 2.8.x prior to 2.8.50, update to version 2.8.50 or later. For Symfony versions 3.x prior to 3.4.26, update to version 3.4.26 or later. For Symfony versions 4.x prior to 4.1.12, update to version 4.1.12 or later. For Symfony versions 4.2.x prior to 4.2.7, update to version 4.2.7 or later.

Exploit

Fix

Information Disclosure

Improper Authentication

Weakness Enumeration

CWE-200

CWE-287

Related Identifiers

BDU:2020-00719

CVE-2019-10911

DLA-1778-1

DSA-4441-1

GHSA-CCHX-MFRC-FWQR

Affected Products

Symfony

References · 21

• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-10911.yaml · Exploit
• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2019-10911.yaml · Exploit
• 🔥 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2019-10911.yaml · Exploit
• https://github.com/symfony/symfony/commit/a29ce2817cf43bb1850cf6af114004ac26c7a081 · Patch
• https://ubuntu.com/security/CVE-2019-10911 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-10911 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1778-1 · Vendor Advisory
• https://symfony.com/blog/cve-2019-10911-add-a-separator-in-the-remember-me-cookie-hash · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-10911 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-10911 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-10911 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-00719 · Security Note
• https://wiki.astralinux.ru/pages/viewpage.action?pageId=57444186 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-10911 · Security Note
• https://osv.dev/vulnerability/DSA-4441-1 · Vendor Advisory