CVE-2019-18887 – symfony/http-kernel

Package

Manager: composer
Name: symfony/http-kernel
Vulnerable Version: >=2.2.0 <2.8.52 || >=3.0.0 <3.4.35 || >=4.0.0 <4.2.12 || >=4.3.0 <4.3.8

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00813 pctl0.73386

Details

Symfony Http-Kernel has non-constant time comparison in UriSigner When checking the signature of an URI (an ESI fragment URL for instance), the URISigner did not used a constant time string comparison function, resulting in a potential remote timing attack vulnerability.

Metadata

Created: 2022-03-26T00:22:49Z
Modified: 2024-02-01T15:49:08Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/03/GHSA-q8hg-pf8v-cxrv/GHSA-q8hg-pf8v-cxrv.json
CWE IDs: ["CWE-203"]
Alternative ID: GHSA-q8hg-pf8v-cxrv
Finding: F026
Auto approve: 1