CVE-2020-5275

描述

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.

如何修補 CVE-2020-5275

要修補 CVE-2020-5275,請將受影響套件升級到下列已修補版本。

• —升級至 4.4.7 或更新版本
• —升級至 4.4.8-1 或更新版本
• —升級至 4.4.7 或更新版本
• —升級至 4.4.7 或更新版本
• —升級至 4.4.7 或更新版本

CVE-2020-5275 正在被利用嗎?

低 — EPSS 為 1.1%,目前沒有觀察到大規模利用活動。

受影響套件(5)

• >= 4.4.0, < 4.4.7, >= 5.0.0, < 5.0.7
• from 0, < 4.4.8-1
• >= 4.4.0, < 4.4.7
• >= 4.4.0, < 4.4.7
• >= 4.4.0, < 4.4.7

CVSS 分數

參考連結(10)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2020-5275
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2020-5275
• WEBgithub.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2020-5275.yaml
• WEBgithub.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2020-5275.yaml