High severity7.6NVD Advisory· Published Mar 30, 2020· Updated Jun 17, 2026
CVE-2020-5275
CVE-2020-5275
Description
In symfony/security-http before versions 4.4.7 and 5.0.7, when a Firewall checks access control rule, it iterate overs each rule's attributes and stops as soon as the accessDecisionManager decides to grant access on the attribute, preventing the check of next attributes that should have been take into account in an unanimous strategy. The accessDecisionManager is now called with all attributes at once, allowing the unanimous strategy being applied on each attribute. This issue is patched in versions 4.4.7 and 5.0.7.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
symfony/securityPackagist | >= 4.4.0, < 4.4.7 | 4.4.7 |
symfony/securityPackagist | >= 5.0.0, < 5.0.7 | 5.0.7 |
symfony/security-httpPackagist | >= 4.4.0, < 4.4.7 | 4.4.7 |
symfony/security-httpPackagist | >= 5.0.0, < 5.0.7 | 5.0.7 |
symfony/symfonyPackagist | >= 4.4.0, < 4.4.7 | 4.4.7 |
symfony/symfonyPackagist | >= 5.0.0, < 5.0.7 | 5.0.7 |
Affected products
6cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*range: >=4.4.0,<4.4.7
- (no CPE)range: >= 4.4.0, < 4.4.7
- osv-coords4 versionspkg:bitnami/symfonypkg:composer/symfony/securitypkg:composer/symfony/security-httppkg:composer/symfony/symfony
>= 4.4.0, < 4.4.7+ 3 more
- (no CPE)range: >= 4.4.0, < 4.4.7
- (no CPE)range: >= 4.4.0, < 4.4.7
- (no CPE)range: >= 4.4.0, < 4.4.7
- (no CPE)range: >= 4.4.0, < 4.4.7
Patches
Vulnerability mechanics
References
10- github.com/symfony/symfony/commit/c935e4a3fba6cc2ab463a6ca382858068d63cebfnvdPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-g4m9-5hpf-hx72ghsaADVISORY
- github.com/symfony/symfony/security/advisories/GHSA-g4m9-5hpf-hx72nvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2020-5275ghsaADVISORY
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2020-5275.yamlghsaWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2020-5275.yamlghsaWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2020-5275.yamlghsaWEB
- lists.fedoraproject.org/archives/list/[email protected]/message/C36JLPHUPKDFAX6D5WYFC4ALO2K7RDUQghsaWEB
- symfony.com/cve-2020-5275ghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C36JLPHUPKDFAX6D5WYFC4ALO2K7RDUQ/nvd
News mentions
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